Married Second Cousin

In 999 Robert "Pious" II King of the Franks [aged 26] and Bertha Welf Queen Consort France [aged 35] were married. She by marriage Queen Consort of France. They separated sometime before 1003 as a consequence of their consanguinity. She the daughter of Conrad I King Burgundy and Mathilde Carolingian Queen Consort Burgundy. He the son of Hugh I King of the Franks and Adelaide Poitiers Queen Consort France [aged 54]. They were second cousins.

Around 1013 Ordoño Ramírez "Blind" Astur Leonese [aged 32] and Christina Astur Leonese [aged 31] were married. She the daughter of Bermudo "Gouty" II King Galicia II King Leon and Velasquita Ramírez Queen Galicia. He the son of Ramiro III King Leon and Sancha Gómez Queen Consort Leon. They were second cousins.

In 1046 Robert I Duke Burgundy [aged 35] and Ermengarde Blanche Ingelger Duchess Burgundy [aged 28] were married. She by marriage Duchess Burgundy. She the daughter of Fulk "Black" Ingelger III Count Anjou and Hildegarde Sundgau Countess Anjou. He the son of Robert "Pious" II King of the Franks and Constance Arles Queen Consort France. They were second cousins.

In 1216 Henry I King Castile [aged 11] and Sancha Ivrea Queen Consort Castile [aged 25] were married. She by marriage Queen Consort Castile. She the daughter of Alfonso IX King Leon [aged 44] and Theresa of Portugal Queen Consort Leon [aged 40]. He the son of Alfonso VIII King Castile and Eleanor Plantagenet Queen Consort Castile. They were second cousins. He a grandson of King Henry "Curtmantle" II of England.

In 1237 Alphonse Count Poitiers II Count Toulouse [aged 16] and Joan Countess of Toulouse [aged 17] were married. She the daughter of Raymond Rouerge VII Count Toulouse [aged 39] and Sancha Barcelona Countess Toulouse. He the son of King Louis VIII of France and Blanche Ivrea Queen Consort France [aged 48]. They were second cousins. He a great grandson of King Henry "Curtmantle" II of England. She a great granddaughter of King Henry "Curtmantle" II of England.

On 16th August 1284 King Philip IV of France [aged 16] and Joan Blois I Queen Navarre [aged 11] were married. She by marriage Queen Consort of France. She the daughter of Henry I King Navarre and Blanche Capet Queen Navarre [aged 36]. He the son of King Philip III of France [aged 39] and Isabella Barcelona Queen Consort France. They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 16th August 1290 Charles Valois I Count Valois [aged 20] and Margaret Capet Countess Valois [aged 17] were married. She by marriage Countess Valois. She the daughter of Charles II King Naples [aged 36] and Mary of Hungary Queen Consort Naples [aged 33]. He the son of King Philip III of France and Isabella Barcelona Queen Consort France. They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 29th July 1302 Theobald Verdun 2nd Lord Verdun [aged 23] and Maud Mortimer Lady Verdun [aged 16] were married at Wigmore, Herefordshire [Map]. She by marriage Lord Verdun. They were second cousins. She a great x 3 granddaughter of King John of England.

In 1305 Raymond Berengar Capet [aged 24] and Margaret Bourbon [aged 16] were married. She the daughter of Robert Bourbon 1st Count Clermont [aged 49] and Beatrice Burgundy [aged 48]. He the son of Charles II King Naples [aged 51] and Mary of Hungary Queen Consort Naples [aged 48]. They were second cousins. He a great x 3 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

In 1307 Charles IV King France I King Navarre [aged 12] and Blanche of Burgundy Queen Consort France [aged 10] were married. She by marriage Queen Consort of France. She the daughter of Otto Ivrea IV Count Burgundy and Mahaut Artois Countess Burgundy [aged 39]. He the son of King Philip IV of France [aged 38] and Joan Blois I Queen Navarre. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In 1311 John Brabant III Duke Brabant [aged 10] and Marie Évreux Duchess of Brabant [aged 8] were married. She the daughter of Louis I Count Évreux [aged 34] and Margaret Artois Countess Évreux [aged 26]. He the son of John "Peaceful" Reginar II Duke Brabant [aged 35] and Margaret Plantagenet Duchess Brabant [aged 35]. They were second cousins. He a grandson of King Edward I of England. She a great x 2 granddaughter of King Henry III of England.

In 1325 Alfonso "Avenger" XI King Castile [aged 13] and Constanza Manuel Queen Consort Castile [aged 9] were married. She by marriage Queen Consort Castile. The marriage was annulled in 1327; there was no issue from the marriage. He the son of Ferdinand IV King Castile IV King Leon and Constance Burgundy Queen Consort Castile Queen Consort Leon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In 1329 John III Duke Brittany [aged 42] and Joan of Savoy Duchess Brittany [aged 19] were married. She by marriage Duchess Brittany 1221 Dreux. The difference in their ages was 23 years. She the daughter of Edward "Liberal" Savoy Count Savoy [aged 45] and Blanche Burgundy Countess Savoy [aged 41]. They were second cousins. He a great grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

Before 24th March 1335 Edward Despencer [aged 25] and Anne Ferrers [aged 36] were married. They were second cousins. He a great grandson of King Edward I of England.

In April 1335 Charles Évreux [aged 30] and Maria de la Cerda Y Lara Countess Alençon [aged 16] were married. He the son of Louis I Count Évreux and Margaret Artois Countess Évreux. They were second cousins. He a great x 2 grandson of King Henry III of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In December 1336 Charles II Count Alençon [aged 39] and Maria de la Cerda Y Lara Countess Alençon [aged 17] were married. She by marriage Countess Alençon. The difference in their ages was 22 years. He the son of Charles Valois I Count Valois and Margaret Capet Countess Valois. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 24th August 1340 Peter I King Portugal [aged 20] and Constanza Manuel Queen Consort Castile [aged 24] were married. She by marriage Queen Consort Portugal. He the son of Alfonso "Brave" IV King Portugal [aged 49] and Beatrice Ivrea Queen Consort Portugal [aged 47]. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

In 1347 Reginald II Duke Guelders [aged 13] and Marie of Brabant Duchess of Guelders [aged 22] were married. She the daughter of John Brabant III Duke Brabant [aged 46] and Marie Évreux Duchess of Brabant. He the son of Reginald "Black" I Duke Guelders and Eleanor of Woodstock Plantagenet [aged 28]. They were second cousins. He a grandson of King Edward II of England. She a great granddaughter of King Edward I of England.

On 15th November 1347 Peter IV King Aragon [aged 28] and Eleanor Burgundy Queen Consort Aragon [aged 19] were married. She by marriage Queen Consort Aragon. She the daughter of Alfonso "Brave" IV King Portugal [aged 56] and Beatrice Ivrea Queen Consort Portugal [aged 54]. He the son of Alfonso IV King Aragon and Teresa Enteca Queen Consort Aragon. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

On 13th February 1348 William "Rich" Dampierre I Marquis Namur [aged 24] and Jeanne Beaumont Count Soissons, Blois, Chatillon and Namur [aged 25] were married. He by marriage Marquis Namur. She the daughter of John Beaumont Count Soissons [aged 60] and Margaret Nesle Countess Soissons [aged 43]. He the son of John Dampierre I Marquis Namur and Marie Artois. They were second cousins. He a great x 2 grandson of King Henry III of England. She a great x 5 granddaughter of King Stephen I England.

On 27th August 1349 Peter IV King Aragon [aged 29] and Eleanor of Sicily Queen Consort Aragon [aged 24] were married. She by marriage Queen Consort Aragon. He the son of Alfonso IV King Aragon and Teresa Enteca Queen Consort Aragon. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

On 12th February 1352 Charles "Bad" II King Navarre [aged 19] and Joan Valois Queen Consort Navarre [aged 8] were married at Chateau du Vivie, Coutevroult. She by marriage Queen Consort Navarre. She the daughter of King John "The Good" II of France [aged 32] and Bonne Luxembourg Queen Consort France. He the son of Philip "Noble" III King Navarre and Joan Capet II Queen Navarre. They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

On 2nd February 1354 Robert Dampierre [aged 31] and Isabelle Hainaut [aged 31] were married. She the daughter of William of Avesnes I Count Hainaut III Count Avesnes III Count Holland II Count Zeeland and Joan Valois Countess Zeeland Holland Avesnes and Hainaut. He the son of John Dampierre I Marquis Namur and Marie Artois. They were second cousins. He a great x 2 grandson of King Henry III of England. She a great x 5 granddaughter of King Stephen I England.

In 1360 Louis Valois Anjou I Duke Anjou [aged 20] and Marie Chatillon Duchess Anjou [aged 15] were married. She by marriage Duchess Anjou. She the daughter of Charles of Blois Duke Brittany [aged 41] and Joan "Lame" Capet Countess Penthièvre [aged 41]. He the son of King John "The Good" II of France [aged 40] and Bonne Luxembourg Queen Consort France. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry III of England.

Before 21st November 1361 Philip I Duke Burgundy [aged 15] and Margaret Dampierre Duchess Burgundy [aged 13] were married. She by marriage Duchess Burgundy. She the daughter of Louis of Male III Count Nevers II Count Flanders [aged 31] and Margaret of Brabant Countess Nevers and Flanders [aged 38]. He the son of Philip Burgundy I Count Auvergne and Joan Auvergne Queen Consort France. They were second cousins. He a great x 4 grandson of King Henry III of England. She a great x 2 granddaughter of King Edward I of England.

In 1364 Robert of Bar 1st Duke of Bar [aged 19] and Marie Valois Duchess Bar [aged 19] were married. She by marriage Countess Bar. She the daughter of King John "The Good" II of France [aged 44] and Bonne Luxembourg Queen Consort France. He the son of Henry of Bar IV Count of Bar and Yolande Dampierre Countess of Bar [aged 33]. They were second cousins. He a great x 2 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In 1380 Reginald Cobham 2nd Baron Cobham [aged 31] and Eleanor Maltravers 2nd Baroness Maltravers Baroness Arundel and Cobham [aged 35] were married. She by marriage Baroness Cobham. They were second cousins. He a great x 5 grandson of King John of England. She a great x 5 granddaughter of King John of England.

On 5th February 1381 Henry Bolingbroke [aged 13] and Mary Bohun [aged 13] were married at Arundel Castle [Map]. She the daughter of Humphrey Bohun 7th Earl Hereford 6th Earl Essex 2nd Earl of Northampton and Joan Fitzalan Countess Essex, Hereford and Northampton [aged 34]. He the son of John of Gaunt 1st Duke Lancaster [aged 40] and Blanche Duchess of Lancaster. They were second cousins. He a grandson of King Edward III of England. She a great x 2 granddaughter of King Edward I of England.

Before 17th September 1385 Thomas Mowbray 1st Duke of Norfolk [aged 17] and Elizabeth Fitzalan Duchess Norfolk [aged 19] were married. She by marriage Countess Nottingham. She the daughter of Richard Fitzalan 9th Earl of Surrey 4th or 11th Earl of Arundel [aged 39] and Elizabeth Bohun Countess Arundel and Surrey. They were second cousins. He a great x 2 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward I of England.

In August 1396 John Montfort V Duke Brittany [aged 6] and Joan Valois Duchess Brittany [aged 5] were married. She by marriage Duchess Brittany 1341 War of Sucession. She the daughter of Charles "Beloved Mad" VI King France [aged 27] and Isabeau Wittelsbach Queen Consort France [aged 26]. He the son of John Montfort V Duke Brittany [aged 57] and Joanna of Navarre Queen Consort England [aged 26]. They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

On 28th January 1405 Philip "Good" Valois III Duke Burgundy [aged 8] and Michelle Valois Duchess Burgundy [aged 10] were married. She the daughter of Charles "Beloved Mad" VI King France [aged 36] and Isabeau Wittelsbach Queen Consort France [aged 35]. He the son of John "Fearless" Valois Duke Burgundy [aged 33] and Margaret Wittelsbach Duchess Burgundy [aged 42]. They were second cousins. He a great x 4 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry III of England.

On 16th June 1407 John IV Count Armagnac [aged 10] and Blanche Montfort Countess Armagnac [aged 10] were married. She the daughter of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England [aged 37]. He the son of Bernard VII Count Armagnac [aged 44] and Bonne Valois Countess Armagnac and Savoy [aged 42]. They were second cousins. She a great x 3 granddaughter of King Henry III of England.

On 16th July 1409 Anthony Valois Duke Brabant [aged 24] and Elisabeth of Görlitz Duchess Brabant [aged 18] were married. She by marriage Duchess Brabant. He the son of Philip "Bold" Valois II Duke Burgundy and Margaret Dampierre Duchess Burgundy. They were second cousins. He a great x 3 grandson of King Edward I of England.

In 1410 Charles Valois Duke Orléans [aged 15] and Bonne Armagnac Duchess Orléans [aged 10] were married. She by marriage Duchess Orléans. She the daughter of Bernard VII Count Armagnac [aged 47] and Bonne Valois Countess Armagnac and Savoy [aged 45]. He the son of Louis Valois I Duke Orléans and Valentina Visconti Duchess of Orleans. They were second cousins. He a great x 5 grandson of King Henry III of England.

In 1410 Philip Valois Orléans Count Vertus [aged 13] and Catherine Valois Countess Vertus [aged 19] were married. She the daughter of John "Fearless" Valois Duke Burgundy [aged 38] and Margaret Wittelsbach Duchess Burgundy [aged 47]. He the son of Louis Valois I Duke Orléans and Valentina Visconti Duchess of Orleans. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Before 1414 Richard Despencer 4th Baron Burghesh [aged 17] and Eleanor Neville Countess Northumberland [aged 16] were married. She by marriage Baroness Burghesh. She the daughter of Ralph Neville 1st Earl of Westmoreland [aged 49] and Joan Beaufort Countess of Westmoreland [aged 34]. He the son of Thomas Despencer 1st Earl Gloucester and Constance York Countess Gloucester [aged 39]. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

In 1415 John Valois [aged 16] and Jacqueline Wittelsbach Duchess Brabant and Gloucester [aged 13] were married. She the daughter of William Wittelsbach IV Count Holland VI Count Hainaut V Count Zeeland [aged 49] and Margaret Valois Countess Holland [aged 40]. He the son of Charles "Beloved Mad" VI King France [aged 46] and Isabeau Wittelsbach Queen Consort France [aged 45]. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Before 8th July 1418 Henry Percy 2nd Earl of Northumberland [aged 25] and Eleanor Neville Countess Northumberland [aged 21] were married. She by marriage Countess of Northumberland. She the daughter of Ralph Neville 1st Earl of Westmoreland [aged 54] and Joan Beaufort Countess of Westmoreland [aged 39]. They were second cousins. He a great x 2 grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 10th May 1419 John IV Count Armagnac [aged 22] and Isabella Évreux Countess Armagnac [aged 24] were married. She by marriage Countess Armagnac. She the daughter of Charles III King Navarre [aged 58] and Eleanor of Castile Queen Consort Navarre [aged 56]. He the son of Bernard VII Count Armagnac and Bonne Valois Countess Armagnac and Savoy [aged 54]. They were second cousins. She a great x 5 granddaughter of King Henry III of England.

On 22nd April 1422 Charles "Victorious" VII King France [aged 19] and Marie Valois Anjou Queen Consort France [aged 17] were married. She the daughter of King Louis of Naples and Yolande Barcelona Queen Consort Naples [aged 40]. He the son of Charles "Beloved Mad" VI King France [aged 53] and Isabeau Wittelsbach Queen Consort France [aged 52]. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

In 1423 Richard Montfort [aged 28] and Margaret Valois [aged 16] were married. She the daughter of Louis Valois I Duke Orléans and Valentina Visconti Duchess of Orleans. He the son of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England [aged 53]. They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

On 10th October 1423 Arthur Montfort III Duke Brittany [aged 30] and Margaret Valois [aged 29] were married at Dijon. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of John Montfort V Duke Brittany and Joanna of Navarre Queen Consort England [aged 53]. They were second cousins. He a great x 3 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Before 18th October 1424 Humphrey Stafford 6th Earl Stafford [aged 22] and Anne Neville Duchess Buckingham [aged 16] were married. She by marriage Countess Stafford. She the daughter of Ralph Neville 1st Earl of Westmoreland [aged 60] and Joan Beaufort Countess of Westmoreland [aged 45]. He the son of Edmund Stafford 5th Earl Stafford and Anne of Gloucester Plantagenet Countess Eu and Stafford [aged 41]. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 30th November 1424 Philip "Good" Valois III Duke Burgundy [aged 28] and Bonne Artois Duchess Burgundy [aged 28] were married. She by marriage Duchess Burgundy. She the daughter of Philip Artois Count of Eu and Marie Valois I Duchess Auverge [aged 49]. He the son of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. They were second cousins. He a great x 4 grandson of King Edward I of England. She a great x 4 granddaughter of King Henry III of England.

Before 25th April 1426 Henry Bourchier 2nd Count of Eu 1st Earl Essex [aged 22] and Isabel York Countess Eu and Essex [aged 17] were married. She by marriage Countess Eu. She the daughter of Richard of Conisbrough 1st Earl Cambridge and Anne Mortimer. He the son of William Bourchier 1st Count of Eu and Anne of Gloucester Plantagenet Countess Eu and Stafford [aged 43]. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

On 6th March 1427 John Holland 2nd Duke Exeter [aged 31] and Anne Stafford Duchess Exeter were married. She by marriage Duchess Exeter. She the daughter of Edmund Stafford 5th Earl Stafford and Anne of Gloucester Plantagenet Countess Eu and Stafford [aged 44]. He the son of John Holland 1st Duke Exeter and Elizabeth Lancaster Duchess Exeter. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

Around 1st May 1427 Thomas Stewart and Elizabeth Douglas Countess Buchan and Orkney were married. She the daughter of Archibald Douglas 1st Duke Touraine and Margaret Stewart Duchess Touraine. He the son of Alexander Stewart 1st Earl of Mar [aged 52]. They were second cousins.

In October 1429 Richard Plantagenet 3rd Duke of York [aged 18] and Cecily "Rose of Raby" Neville Duchess York [aged 14] were married. She by marriage Duchess York. She was the youngest sister of Richard's brother-in-arms Richard Neville Earl Salisbury [aged 29]. She the daughter of Ralph Neville 1st Earl of Westmoreland and Joan Beaufort Countess of Westmoreland [aged 50]. He the son of Richard of Conisbrough 1st Earl Cambridge and Anne Mortimer. They were second cousins. He a great grandson of King Edward III of England. She a great granddaughter of King Edward III of England.

Before 4th August 1430 Philip Valois I Duke Brabant [aged 26] and Yolande Valois Anjou Duchess Brabant Duchess Brittany [aged 18] were married. She by marriage Duchess Brabant. She the daughter of King Louis of Naples and Yolande Barcelona Queen Consort Naples [aged 48]. He the son of Anthony Valois Duke Brabant and Jeanne Luxembourg Duchess Brabant. They were second cousins. He a great x 3 grandson of King Edward I of England. She a great x 5 granddaughter of King Henry III of England.

On or after 31st May 1431, the date of the contract, Louis Valois Anjou III Duke Anjou [aged 27] and Margaret of Savoy [aged 10] were married. She the daughter of Amadeus Savoy VIII Count Savoy [aged 47] and Mary Valois Countess Savoy. He the son of King Louis of Naples and Yolande Barcelona Queen Consort Naples [aged 49]. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

In 1437 John Valois II Duke Alençon [aged 27] and Marie Armagnac Duchess Alençon [aged 17] were married. She by marriage Duchess Alençon. She the daughter of John IV Count Armagnac [aged 40] and Isabella Évreux Countess Armagnac. He the son of John Valois I Duke Alençon and Marie Montfort Duchess Alençon [aged 45]. They were second cousins. He a great x 4 grandson of King Henry III of England.

Before 5th January 1442 John Neville 1st Baron Neville of Raby [aged 32] and Anne Holland Countess Douglas and Avondale were married. She the daughter of John Holland 2nd Duke Exeter [aged 46] and Anne Stafford Duchess Exeter. They were second cousins. He a great x 3 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward III of England.

On 8th January 1444 John Boteler [aged 14] and Margaret Gerard [aged 11] were married. They were second cousins.

In 1445 Frederick Lorraine Count Vaudémont [aged 17] and Yolande Valois Anjou [aged 16] were married. She the daughter of René Valois Anjou I Duke Anjou [aged 35] and Isabella Metz Duchess Anjou I Duchess Lorraine [aged 45]. He the son of Antoine Count of Vaudémont [aged 45] and Marie Countess of Harcourt [aged 46]. They were second cousins.

In 1449 John "Butcher of England" Tiptoft 1st Earl of Worcester [aged 21] and Cecily Neville Duchess Warwick [aged 25] were married. Her second marriage; her first husband Henry Beauchamp 1st Duke Warwick had died three years earlier - she was a wealthy widow. She died a year later. She the daughter of Richard Neville Earl Salisbury [aged 49] and Alice Montagu 5th Countess of Salisbury [aged 42]. They were second cousins. He a great x 4 grandson of King Edward I of England. She a great x 2 granddaughter of King Edward III of England.

On 22nd April 1455 John de la Marck I Duke Cleves [aged 36] and Elizabeth Valois Duchess Cleves [aged 16] were married. She by marriage Duchess Cleves. She the daughter of John Valois II Count of Nevers, Etampes, Rethel and Eu [aged 40] and Jacqueline Ailly Countess Nevers. He the son of Adolph de la Marck I Duke Cleves and Marie Valois Duchess Cleves [aged 62]. They were second cousins. He a great x 5 grandson of King Edward I of England. She a great x 5 granddaughter of King Edward I of England.

On 11th June 1456 Charles Valois I Count Nevers [aged 42] and Marie Albret Countess Nevers were married. He the son of Philip Valois II Count Nevers and Bonne Artois Duchess Burgundy. They were second cousins. He a great x 4 grandson of King Edward I of England.

Before 1460 Colin Campbell 1st Earl Argyll [aged 26] and Isabella Stewart Countess Argyll were married. She by marriage Countess Argyll. They were second cousins.

On 8th January 1461 Guy 15th of Laval [aged 25] and Catherine Valois [aged 9] were married. She the daughter of John Valois II Duke Alençon [aged 51] and Marie Armagnac Duchess Alençon [aged 41]. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.

Before 1466 Francis Lovell 1st Viscount Lovell [aged 9] and Anne Fitzhugh Viscountess Lovell were married. She by marriage Baroness Lovel of Titchmarsh. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Before 1469 Thomas Grey [aged 22] and Margaret Greystoke [aged 26] were married. They were second cousins. She a great x 3 granddaughter of King Edward III of England.

On 19th October 1469 Ferdinand II King Aragon [aged 17] and Isabella Queen Castile [aged 18] were married. She by marriage Queen Consort Aragon. She the daughter of John II King Castile and Isabella Aviz Queen Consort Castile [aged 41]. He the son of John II King Aragon [aged 71] and Juana Enríquez Queen Consort Aragon. They were second cousins. She a great x 2 granddaughter of King Edward III of England.

In or before 1476 Philip "Landless" Savoy II Duke Savoy [aged 37] and Margaret Bourbon [aged 36] were married. She the daughter of Charles Bourbon I Duke Bourbon and Agnes Valois Duchess Bourbon [aged 68]. He the son of Louis Savoy I Count Savoy and Anne Cyprus Countess Savoy. They were second cousins. He a great x 5 grandson of King Edward I of England. She a great x 5 granddaughter of King Edward I of England.

Before 1477 Alexander Stewart 1st Duke Albany [aged 22] and Catherine Sinclair Duchess Albany [aged 36] were married. She by marriage Duchess Albany. The marriage was subsequently regarded as illegitimate. She the daughter of William Sinclair 3rd Earl Orkney 1st Earl Caithness [aged 66] and Elizabeth Douglas Countess Buchan and Orkney. He the son of King James II of Scotland and Mary of Guelders Queen Consort Scotland. They were second cousins. He a great x 3 grandson of King Edward III of England.

On 18th August 1477 Maximilian Habsburg I Holy Roman Emperor [aged 18] and Mary Valois Duchess Burgundy [aged 20] were married at Ghent [Map]. She the daughter of Charles "Bold" Valois Duke Burgundy and Isabella Bourbon. He the son of Frederick "Peaceful or Fat" Habsburg III Holy Roman Emperor [aged 61] and Eleanor Aviz Holy Roman Empress. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

In or before 1478 Ralph Longford [aged 45] and Mabel Ferrers [aged 39] were married. They were second cousins.

On 27th June 1481 George Talbot 4th Earl of Shrewsbury [aged 13] and Anne Hastings Countess Shrewsbury and Waterford [aged 10] were married. She by marriage Countess of Shrewsbury, Countess Waterford. He the son of John Talbot 3rd Earl of Shrewsbury and Catherine Stafford Countess Shrewsbury and Waterford. They were second cousins. He a great x 3 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

Before 1484 Gaston de Foix 2nd Earl Kendal [aged 35] and Catherine of Foix Countess Kendal [aged 28] were married. She the daughter of Gaston IV Count Foix and Eleanor Trastámara Queen Consort Navarre. He the son of John Foix 1st Earl Kendal [aged 73] and Margaret Kerdeston Countess Foix [aged 58]. They were second cousins.

In 1490 Afonso Aviz [aged 14] and Isabella Trastámara Queen Consort Portugal [aged 20] were married. She the daughter of Ferdinand II King Aragon [aged 37] and Isabella Queen Castile [aged 38]. He the son of John II King Portugal [aged 34] and Eleanor Viseu Queen Consort Portugal [aged 31]. They were second cousins. He a great x 4 grandson of King Edward III of England. She a great x 3 granddaughter of King Edward III of England.

In 1491 Robert Crichton 2nd Lord Crichton of Sanquhar [aged 19] and Marion Margaret Maxwell [aged 19] were married. They were second cousins.

In May 1501 Walter Devereux 1st Viscount Hereford [aged 13] and Mary Grey Baroness Ferrers Chartley [aged 10] were married. She the daughter of Thomas Grey 1st Marquess Dorset [aged 46] and Cecily Bonville Marchioness Dorset [aged 40]. They were second cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

On 10th May 1505 Charles Bourbon III Duke Bourbon [aged 15] and Suzanne Bourbon Duchess Bourbon [aged 14] were married. She by marriage Duchess Bourbon. She the daughter of Peter Bourbon II Duke Bourbon and Anne Valois Duchess Bourbon [aged 44]. They were second cousins.

On 17th December 1505 Thomas Stanley 2nd Earl of Derby [aged 20] and Anne Hastings Countess Derby [aged 20] were married. She by marriage Countess Derby. They were second cousins. He a great x 4 grandson of King Edward III of England. She a great x 4 granddaughter of King Edward III of England.

Before 1512 Edward Willoughby [aged 20] and Margaret Neville [aged 16] were married. They were second cousins. She a great x 4 granddaughter of King Edward III of England.

On 18th May 1514 King Francis I of France [aged 19] and Claude Valois Orléans Queen Consort France [aged 14] were married. He by marriage Duke Brittany. She the daughter of Louis XII King France [aged 51] and Anne of Brittany Queen Consort France [aged 37]. He the son of Charles Valois Orléans Count Angoulême and Louise of Savoy Countess Angoulême [aged 37]. They were second cousins.

On 15th June 1514 Henry Somerset 2nd Earl of Worcester [aged 18] and Margaret Courtenay Countess of Worcester [aged 15] were married. She by marriage Countess Worcester. She the daughter of William Courtenay 1st Earl Devon and Catherine York Countess Devon [aged 34]. He the son of Charles Somerset 1st Earl of Worcester [aged 54] and Elizabeth Herbert 3rd Baroness Herbert Raglan. They were second cousins. He a great x 4 grandson of King Edward III of England. She a granddaughter of King Edward IV of England.

Before 18th July 1519 Robert Cotton [aged 40] and Dorothy Clere [aged 39] were married. They were second cousins. He a great x 5 grandson of King Edward III of England.

In 1527 Robert Throckmorton [aged 14] and Muriel Berkeley [aged 10] were married. They were second cousins. He a great x 5 grandson of King Edward III of England. She a great x 5 granddaughter of King Edward III of England.

In 1540 Gilbert Kennedy 3rd Earl Cassilis [aged 24] and Margaret Kennedy Countess Cassilis [aged 26] were married. She by marriage Countess Cassilis. He the son of Gilbert Kennedy 2nd Earl Cassilis. They were second cousins.

After May 1544 John Gordon 11th Earl Sutherland [aged 19] and Elizabeth Campbell Countess Moray and Sutherland were married. She the daughter of Colin Campbell 3rd Earl Argyll and Jean or Janet Gordon Countess Argyll. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

In or before 1546 Hugh Montgomerie 2nd Earl Eglinton and Marion Seton Countess Eglinton [aged 50] were married. She by marriage Countess Eglinton. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

In 1551 Gerald Fitzgerald 14th Earl Desmond [aged 18] and Joan Fitzgerald Countess Ormonde and Ossory [aged 42] were married. No issue. A political marriage; the age difference being twenty-four years. She was the eldest daughter of James Fitzgerald 10th Earl Desmond. The marriage brought a temporary truce to the Desmond and Ormonde factions. The difference in their ages was 24 years; she, unusually, being older than him. She the daughter of James Fitzgerald 10th Earl Desmond. He the son of James Fitzgerald 13th Earl Desmond and More O'Carroll. They were second cousins.

On or after 14th October 1551 Colin Campbell 6th Earl Argyll [aged 7] and Joan Stewart Countess Argyll were married. He the son of Archibald Campbell 4th Earl Argyll [aged 44] and Margaret Graham Countess Argyll. They were second cousins. She a great x 5 granddaughter of King Edward III of England.

On 24th February 1555 Duke John Albert I of Mecklenburg-Schwerin [aged 29] and Anna Sophia Hohenzollern [aged 27] were married. She the daughter of Albert "The Elder" Hohenzollern I Duke Prussia [aged 64] and Dorothea Oldenburg. They were second cousins.

On 12th March 1558 George Gordon 5th Earl Huntley and Anne Hamilton Countess Huntley [aged 23] were married. She the daughter of James Hamilton 2nd Earl Arran [aged 42] and Margaret Douglas Duchess Châtellerault. He the son of George Gordon 4th Earl Huntley [aged 44]. They were second cousins.

In 1559 Matthew Arundell [aged 26] and Margaret Willoughby [aged 16] were married. They were second cousins.

In or before 1560 Andrew Stewart Master of Ochiltree [aged 19] and Margaret Stewart were married. They were second cousins.

Before 12th March 1561 Christopher Plunkett 6th Baron Killeen [aged 38] and Ellice Barnewell [aged 28] were married. They were second cousins.

Around 1564 Charles Neville 6th Earl of Westmoreland [aged 21] and Jane Howard Countess of Westmoreland were married. She by marriage Countess of Westmoreland. He the son of Henry Neville 5th Earl of Westmoreland and Anne Manners Countess of Westmoreland. They were second cousins.

Before 1566 Cuthbert Ogle 7th Baron Ogle [aged 25] and Catherine Carnaby Baroness Ogle [aged 22] were married. She by marriage Baroness Ogle. They were second cousins. He a great x 2 grandson of King Edward IV of England.

On 22nd February 1568 William Wittelsbach V Duke Bavaria [aged 19] and Renata Lorraine Duchess Bavaria [aged 23] were married at Munich. She by marriage Duchess Bavaria. She the daughter of Francis Lorraine I Duke Lorraine and Christina Oldenburg Duchess Lorraine [aged 46]. He the son of Albert V Wittelsbach V Duke Bavaria [aged 39] and Anna Habsburg Spain Duchess Bavaria [aged 39]. They were second cousins.

On 4th October 1570 Henry 1st Duke Guise [aged 19] and Catherine of Cleves [aged 22] were married. He the son of Francis II Duke Guise and Anna d'Este [aged 38]. They were second cousins.

On 28th May 1571 Edward Bulstrode of Hedgerley Bulstrode Buckinghamshire and Cecily Croke [aged 16] were married at St Dunstan's in the West, Fleet Street [Map]. They were second cousins.

On 18th August 1572 Henry IV King France [aged 18] and Margaret Valois Queen Consort France [aged 19] were married. She by marriage Queen Consort of France. She the daughter of King Henry II of France and Catherine Medici Queen Consort France [aged 53]. He the son of Antoine King Navarre and Jeanne Albret III Queen Navarre. They were second cousins.

After 1573 James Croft [aged 55] and Catherine Blount [aged 53] were married. They were second cousins.

On 30th December 1577 John Hamilton 1st Marquess Hamilton [aged 42] and Margaret Lyon Marchioness Hamilton were married. She by marriage Marchioness Hamilton. He the son of James Hamilton 2nd Earl Arran and Margaret Douglas Duchess Châtellerault. They were second cousins.

Before 14th November 1578 John Stewart 5th Earl Atholl [aged 15] and Mary Ruthven Countess Atholl were married. She the daughter of William Ruthven 1st Earl Gowrie [aged 35] and Dorothea Stewart Countess Gowrie [aged 37]. He the son of John Stewart 4th Earl Atholl and Margaret Fleming Countess Atholl [aged 49]. They were second cousins.

In 1582 Robert Seton 1st Earl Winton [aged 29] and Margaret Montgomerie Countess Winton were married. She the daughter of Hugh Montgomerie 3rd Earl Eglinton [aged 51] and Agnes Drummond Countess Eglinton [aged 59]. They were second cousins.

Before 1591 Randulph Mainwaring of Over Peover [aged 17] and Jane Smythe were married. An example of Marriage of Two Sets of Siblings. His sister Anne Mainwaring [aged 18] married her brother Laurence Smith of Hatherton in Cheshire [aged 20]. They were second cousins.

In or before 1595 Laurence Smith of Hatherton in Cheshire [aged 24] and Anne Mainwaring [aged 22] were married. An example of Marriage of Two Sets of Siblings. His sister Jane Smythe married her brother Randulph Mainwaring of Over Peover [aged 21]. They were second cousins.

In September 1597 John Maxwell 9th Lord Maxwell [aged 14] and Margaret Hamilton Lady Maxwell were married. She by marriage Lord Maxwell. She the daughter of John Hamilton 1st Marquess Hamilton [aged 62] and Margaret Lyon Marchioness Hamilton. He the son of John Maxwell 1st Earl Morton and Elizabeth Douglas Countess Morton. They were second cousins.

In 1605 John Abernethy 8th Lord Saltoun [aged 28] and Elizabeth Stewart Lady Saltoun [aged 18] were married. She by marriage Lord Saltoun. She the daughter of James "The Bonnie Earl" Stewart 2nd Earl of Moray and Elizabeth Stewart 2nd Countess Moray. They were second cousins. She a great x 3 granddaughter of King Henry VII of England and Ireland.

Before 2nd September 1609 John Fleming 2nd Earl Wigtown [aged 20] and Margaret Livingston Countess Wigtown were married. She the daughter of Alexander Livingston 1st Earl Linlithgow and Helen Hay. He the son of John Fleming 1st Earl Wigtown [aged 42] and Lilias Graham Countess Graham. They were second cousins.

Before 1610 Walter Butler 11th Earl Ormonde 4th Earl Ossory [aged 50] and Helen Butler Countess Ormonde and Ossory were married. They were second cousins.

In 1610 Philip IV King Spain [aged 4] and Elisabeth Bourbon Queen Consort Spain [aged 7] were married. She by marriage Queen Consort Spain. She the daughter of Henry IV King France [aged 56] and Marie de Medici Queen Consort France [aged 34]. He the son of Philip III King Spain [aged 31] and Margaret of Austria Queen Consort Spain [aged 25]. They were second cousins.

In 1611 Robert Kerr 2nd Earl Lothian [aged 37] and Annabel Campbell Countess Lothian were married. She by marriage Countess Lothian. She the daughter of Archibald Campbell 7th Earl Argyll [aged 36] and Agnes Douglas Countess Argyll. He the son of Mark Kerr 1st Earl Lothian. They were second cousins.

In 1615 Louis XIII King France [aged 13] and Anne of Austria Spain Queen Consort France [aged 13] were married. She by marriage Queen Consort of France. She the daughter of Philip III King Spain [aged 36] and Margaret of Austria Queen Consort Spain. He the son of Henry IV King France and Marie de Medici Queen Consort France [aged 39]. They were second cousins.

On 10th April 1617 Henri Valois II Duke Longueville [aged 22] and Louise Bourbon Condé Duchess Longueville [aged 13] were married at Paris [Map]. She by marriage Duchess Longueville. She the daughter of Charles Bourbon Condé Count Soissons and Anne Montafié Countess Soissons [aged 39]. He the son of Henri Valois I Duke Longueville and Catherine Gonzaga Duchess Longueville [aged 49]. They were second cousins.

On 17th October 1620 Alexander Livingston 2nd Earl Linlithgow and Mary Douglas [aged 23] were married. She the daughter of William Douglas 10th Earl Angus and Elizabeth Oliphant Countess Angus. He the son of Alexander Livingston 1st Earl Linlithgow and Helen Hay. They were second cousins.

On 14th July 1623, two days after the death of his father, and his succeeding as Earl of Bath, Edward Bourchier 4th Earl Bath [aged 33] and Dorothy St John Countess Bath were married. She by marriage Countess Bath. He the son of William Bourchier 3rd Earl Bath [deceased] and Elizabeth Russell Countess Bath. They were second cousins.

On 22nd October 1627 William Arundell [aged 41] and Mary Browne [aged 34] were married. They were second cousins.

Before 1628 Charles Berkeley 2nd Viscount Fitzhardinge [aged 28] and Penelope Godolphin Viscountess Fitzhardinge were married. They were second cousins.

In 1630 or 1639 George Seton Master of Seton [aged 16] and Henrietta Gordon were married. She the daughter of George Gordon 2nd Marquess Huntly [aged 38] and Anna Campbell Marchioness Huntly. He the son of George Seton 3rd Earl Winton [aged 45] and Anne Hay Countess Winton. They were second cousins.

After 16th September 1630 John Culpepper 1st Baron Culpeper [aged 30] and Judith Culpeper [aged 24] were married. They were second cousins.

Before May 1631 John Maxwell 6th Lord Herries of Terregles [aged 51] and Elizabeth Maxwell Lady Terregles [aged 46] were married. She by marriage Lord Herries of Terregles. She the daughter of John Maxwell 1st Earl Morton and Elizabeth Douglas Countess Morton. They were second cousins.

In 1632 John Hamilton 1st Lord of Bargeny and Jean Douglas [aged 30] were married. She the daughter of William Douglas 1st Marquess Douglas [aged 43] and Margaret Hamilton Countess Angus. They were second cousins.

In or before 1639 William Spencer 2nd Baronet [aged 30] and Constance Lucy were married. They were second cousins.

On 3rd June 1643 James Murray 2nd Earl Tullibardine [aged 25] and Lilias Drummond Countess Tullibardine [aged 22] were married. She the daughter of John Drummond 2nd Earl Perth [aged 55] and Jean Ker Countess Perth. He the son of Patrick Murray 1st Earl Tullibardine [aged 64]. They were second cousins.

Before 1647 Thomas Littleton 2nd Baronet [aged 25] and Anne Littleton Lady Littleton were married. They were second cousins.

In or before 1647 Thomas Wharton [aged 31] and Mary Carey [aged 31] were married. She the daughter of Henry Carey 1st Earl Dover [aged 66] and Judith Pelham Countess Dover. They were second cousins.

Around 1648 Montagu Bertie 2nd Earl Lindsey [aged 40] and Bridget Wray Countess Lindsey [aged 20] were married. She by marriage Countess Lindsey. She the daughter of Edward Wray and Elizabeth Norreys 3rd Baroness Norreys Rycote. He the son of Robert Bertie 1st Earl Lindsey and Elizabeth Montagu Countess Lindsey. They were second cousins.

On 12th February 1655 Henry Carey and Mary Scrope 6th Marchioness Winchester were married at St Dionis Backchurch. She the illegitmate daughter of Emanuel Scrope 1st Earl of Sunderland and Martha Jeanes. He the son of Henry Carey 2nd Earl Monmouth [aged 59] and Martha Cranfield Countess Monmouth [aged 54]. They were second cousins.

On 4th September 1662 George Seton 4th Earl Winton [aged 21] and Mary Montgomerie Countess Winton were married. She by marriage Countess Winton. She the daughter of Hugh Montgomerie 7th Earl Eglinton [aged 49] and Mary Leslie Countess of Eglinton. They were second cousins.

On 20th August 1673 Edward Herbert 3rd Baron Herbert of Cherbury [aged 40] and Elizabeth Brydges Countess Inchiquin [aged 22] were married. She by marriage Baroness Herbert of Cherbury. They were second cousins. He a great x 5 grandson of King Henry VII of England and Ireland. She a great x 5 granddaughter of King Henry VII of England and Ireland.

Before 1676 Leopold Habsburg Spain I Holy Roman Emperor [aged 35] and Claudia Felicitas of Holy Roman Empress [aged 22] were married. He the son of Ferdinand III Holy Roman Emperor and Maria Anna of Spain Holy Roman Empress. They were second cousins.

On 15th October 1681 John Bennet [aged 25] and Grace Bennett were married. They were second cousins.

In or before 1684 Bishop St George Ashe [aged 26] and Jane St George [aged 23] were married. They were second cousins.

On 10th April 1684 Victor Amadeus King Sardinia [aged 17] and Anne Marie Bourbon Queen Consort Sardinia [aged 14] were married. She by marriage Duchess Savoy. She the daughter of Philip Bourbon I Duke Orléans [aged 43] and Princess Henrietta Stewart Duchess Orléans [aged 39]. They were second cousins. She a granddaughter of King Charles I of England, Scotland and Ireland.

On 12th June 1684 John Fitzgerald 18th Earl of Kildare [aged 23] and Elizabeth Jones Countess Kildare [aged 19] were married. She by marriage Countess Kildare. She the daughter of Richard Jones 1st Earl Ranelagh [aged 43] and Elizabeth Willoughby Countess Ranelagh [aged 51]. He the son of Wentworth Fitzgerald 17th Earl of Kildare and Elizabeth Holles Countess Kildare. They were second cousins.

Before 1685 Frederick I King Prussia [aged 27] and Sophia Charlotte Hanover Queen Consort Prussia [aged 16] were married. She the daughter of Ernest Augustus Hanover Elector Brunswick-Lüneburg [aged 55] and Electress Sophia Palatinate Simmern [aged 54]. He the son of Frederick William "Great Elector" Hohenzollern Elector Brandenburg [aged 64] and Luise Henriette Orange Nassau. They were second cousins. She a great granddaughter of King James I of England and Ireland and VI of Scotland.

On 15th July 1685 Maximilian Wittelsbach II Elector Bavaria [aged 23] and Maria Antonia of Austria [aged 16] were married. She the daughter of Leopold Habsburg Spain I Holy Roman Emperor [aged 45] and Margaret Theresa Habsburg Holy Roman Empress. They were second cousins.

After 1686 Charles Hamilton 5th Earl Abercorn [aged 26] and Catherine Hamilton [aged 33] were married. They were second cousins.

Before 5th September 1686 William Lenthall and Catherine Hamilton [aged 33] were married. They were second cousins.

On 19th October 1692 Hugh Fortescue [aged 27] and Bridget Boscawen were married. They were second cousins.

After 9th January 1694 Charles Stewart 4th Earl Traquair [aged 35] and Mary Maxwell Countess Traquair [aged 23] were married. She by marriage Countess Traquair. She the daughter of Robert Maxwell 4th Earl Nithsdale and Lucy Douglas Countess Nithsdale [aged 50]. He the son of John Stewart 2nd Earl Traquair and Anne Seton. They were second cousins.

On 6th October 1694 James Montagu [aged 28] and Tufton Wray were married. They were second cousins.

Before 1698 William Fermor 1st Baron Leominster [aged 49] and Sophia Osborne Baroness Leominster [aged 36] were married. She by marriage Baroness Leominster. She the daughter of Thomas Osborne 1st Duke Leeds [aged 65] and Bridget Bertie Duchess Leeds [aged 68]. They were second cousins.

On 23rd April 1698 Thomas Coningsby 1st Earl Coningsby [aged 41] and Frances Jones [aged 25] were married. She the daughter of Richard Jones 1st Earl Ranelagh [aged 57] and Elizabeth Willoughby Countess Ranelagh. They were second cousins.

On 3rd November 1701 Philippe V King Spain [aged 17] and Maria Luisa Savoy [aged 13] were married. She the daughter of Victor Amadeus King Sardinia [aged 35] and Anne Marie Bourbon Queen Consort Sardinia [aged 32]. He the son of Louis "Le Grand Dauphin" Bourbon Duke Burgundy [aged 40] and Maria Anna Victoria Wittelsbach Duchess Burgundy. They were second cousins. She a great granddaughter of King Charles I of England, Scotland and Ireland.

Before 25th February 1702 Daniel Lascelles [aged 46] and Mary Lascelles [aged 40] were married. They were second cousins.

Before 1703 James Barry 4th Earl Barrymore [aged 35] and Elizabeth Boyle Countess Barrymore [aged 40] were married. She by marriage Countess Barrymore. He the son of Richard Barry 2nd Earl Barrymore. They were second cousins. She a great x 5 granddaughter of King Henry VII of England and Ireland.

Before 1704 Brabazon Ponsonby 1st Earl Bessborough [aged 24] and Sarah Margetson [aged 25] were married. They were second cousins.

In 1706 Edward Irby 1st Baronet [aged 29] and Dorothy Paget Lady Irby were married. She by marriage Lady Irby of Whaplode and Boston. They were second cousins.

Around 5th August 1706 James Drummond 2nd Duke Perth [aged 32] and Jane Gordon Duchess Perth [aged 15] were married. She the daughter of George Gordon 1st Duke Gordon [aged 63] and Elizabeth Howard Duchess Gordon. He the son of James Drummond 1st Duke Perth [aged 58] and Jean Douglas. They were second cousins.

In July 1717 Charles Bruce 4th Earl Elgin 3rd Earl Ailesbury [aged 35] and Juliana Boyle [aged 20] were married. She the daughter of Charles Boyle 2nd Earl Burlington and Juliana Noel Countess Burlington [aged 45]. He the son of Thomas Bruce 3rd Earl Elgin 2nd Earl Ailesbury [aged 61] and Elizabeth Seymour Countess Elgin and Ailesbury. They were second cousins.

Before 1718 Coplestone Warwick Bamfylde 3rd Baronet [aged 27] and Gertrude Carew Lady Coplestone Lady Copley Sprotborough [aged 35] were married. She by marriage Lady Bampfylde of Poltimore in Devon. They were second cousins.

On 10th March 1720 Charles Douglas 3rd Duke Queensberry [aged 21] and Catherine Hyde Duchess Queensbury [aged 19] were married. She by marriage Duchess Queensberry. She the daughter of Henry Hyde 2nd Earl Rochester 4th Earl Clarendon [aged 47] and Jane Leveson-Gower Countess Rochester and Clarendon. He the son of James Douglas 2nd Duke Queensberry and Mary Boyle Duchess Queensbury. They were second cousins.

On 5th April 1720 Francis Scott 2nd Duke Buccleuch [aged 25] and Jane Douglas were married at Earl of Rochester's House Privy Gardens Whitehall Palace. She the daughter of James Douglas 2nd Duke Queensberry and Mary Boyle Duchess Queensbury. He the son of James Scott and Henrietta Hyde Countess Dalkeith [aged 43]. They were second cousins. He a great grandson of King Charles II of England Scotland and Ireland.

On 11th August 1721 Robert Temple [aged 27] and Mehitable Nelson [aged 30] were married at Boston, Massachusetts. They were second cousins.

Around 21st February 1723 Jacob Astley 3rd Baronet [aged 31] and Lucy L'Estrange [aged 24] were married. They were second cousins.

In or before 1724 William Douglas 2nd Earl March [aged 27] and Anne Hamilton 2nd Countess Ruglen [aged 27] were married. She the daughter of John Hamilton 1st Earl Ruglen 3rd Earl Selkirk [aged 59] and Elizabeth Hutchinson Countess Ruglen [aged 46]. He the son of William Douglas 1st Earl March [aged 53] and Jean Hay Countess March. They were second cousins.

Before 8th February 1728 Peter Legh [aged 58] and Frances Leigh [aged 58] were married. They were second cousins.

On 28th June 1729 Henry Somerset 3rd Duke Beaufort [aged 22] and Frances Scudamore 3rd Duchess Beaufort [aged 18] were married. He the son of Henry Somerset 2nd Duke Beaufort and Rachel Noel Duchess Beaufort. They were second cousins.

In March 1743 Henry Somerset 3rd Duke Beaufort [aged 35] and Frances Scudamore 3rd Duchess Beaufort [aged 32] were divorced. He sued William Talbot 1st Earl Talbot [aged 32], with whom his wife was having an affair, for damages.

Before 13th February 1748 John Prideaux [aged 30] and Elizabeth Rolt [aged 45] were married. They were second cousins.

In 1750 Heneage Finch 3rd Earl Aylesford [aged 34] and Charlotte Seymour Countess Aylesford [aged 19] were married. She was reputed to be worth £50,000. She the daughter of Charles Seymour 6th Duke of Somerset and Charlotte Finch Duchess Somerset [aged 57]. He the son of Heneage Finch 2nd Earl Aylesford [aged 67] and Mary Fisher Countess Aylesford. They were second cousins.

On 10th March 1755 James Leigh [aged 31] and Caroline Brydges [aged 26] were married. She the daughter of Henry Brydges 2nd Duke Chandos [aged 47] and Mary Bruce. They were second cousins.

Before 1758 Anthony Ashley-Cooper 4th Earl Shaftesbury [aged 46] and Susannah Noel Countess Shaftesbury [aged 47] were married. She by marriage Countess Shaftesbury. She the daughter of Baptist Noel 3rd Earl Gainsborough and Dorothy Manners Countess Gainsborough. He the son of Anthony Ashley-Cooper 3rd Earl Shaftesbury and Jane Ewer Countess Shafetsbury. They were second cousins.

On 22nd April 1759 Charles Gordon 4th Earl Aboyne [aged 33] and Margaret Stewart Countess Aboyne were married. She by marriage Countess Aboyne. She the daughter of Alexander Stewart 6th Earl Galloway [aged 65] and Catherine Cochrane Countess Galloway [aged 50]. He the son of John Gordon 3rd Earl Aboyne and Grace Lockhart Countess Aboyne. They were second cousins.

In 1766 Albert Casimir Duke of Teschen [aged 27] and Maria Christina Duchess of Teschen [aged 23] were married. She the daughter of Francis I Holy Roman Emperor and Maria Theresa Habsburg Spain Holy Roman Empress [aged 48]. They were second cousins. He a great x 4 grandson of King James I of England and Ireland and VI of Scotland. She a great x 4 granddaughter of King James I of England and Ireland and VI of Scotland.

On 1st October 1766 Gustav III King Sweden [aged 20] and Queen Sophia of Sweden [aged 20] were married. She the daughter of Frederick V King of Denmark and Norway and Louise Hanover Queen Consort Denmark and Norway. He the son of Adolph Frederick King Sweden [aged 56] and Louisa Ulrika of Prussia Queen Consort of Sweden [aged 46]. They were second cousins. He a great x 4 grandson of King James I of England and Ireland and VI of Scotland. She a granddaughter of King George II of Great Britain and Ireland.

On 14th May 1771 Reverend Barton Wallop [aged 27] and Camilla Powlett-Smyth were married. They had two children. They were second cousins.

In 1784 George Cranfield Berkeley [aged 30] and Emily Charlotte Lennox [aged 20] were married. He the son of Augustus Berkeley 4th Earl Berkeley and Elizabeth Drax Countess Berkeley and Nugent [aged 64]. They were second cousins. He a great x 2 grandson of King Charles II of England Scotland and Ireland. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland.

On 25th August 1784 Henry Hoare 3rd Baronet [aged 22] and Maria Palmer Acland were married. They were second cousins.

On 14th October 1789 William Dolben 3rd Baronet [aged 62] and Charlotte Affleck Lady Dolben were married. She by marriage Lady Dolben of Finedon in Northamptonshire. They were second cousins.

On 24th May 1795 Charles Scott 4th Duke Buccleuch 6th Duke Queensberry [aged 23] and Harriet Katherine Townshend Duchess Buccleuch Duchess Queensbury [aged 21] were married. He the son of Henry Scott 3rd Duke Buccleuch [aged 48] and Elizabeth Montagu Duchess Buccleuch [aged 51]. They were second cousins. He a great x 4 grandson of King Charles II of England Scotland and Ireland.

On 15th December 1795 Augustus George Legge [aged 22] and Honora Bagot [aged 20] were married. He the son of William Legge 2nd Earl Dartmouth [aged 64] and Frances Catherine Gounter Nicoll Countess Dartmouth [aged 62]. They were second cousins.

On 21st October 1797 Duke Augustus of Saxe Coburg Altenburg [aged 24] and Louise Charlotte Mecklenburg-Schwerin [aged 17] were married. He the son of Duke Ernest of Saxe Coburg Altenburg [aged 52] and Charlotte Saxe Meiningen Duchess Saxe Gotha Altenburg [aged 46]. They were second cousins.

On 4th December 1797 Philip Yorke [aged 27] and Anna Maria Cocks [aged 24] were married. He the son of Bishop James Yorke [aged 67] and Mary Maddox. They were second cousins.

On 25th November 1800 Francis Almeric Spencer 1st Baron Churchill [aged 20] and Frances Fitzroy Baroness Churchill Wychwood [aged 20] were married. She the daughter of Augustus Henry Fitzroy 3rd Duke Grafton [aged 65] and Elizabeth Wrottesley Duchess Grafton [aged 55]. He the son of George Spencer 4th Duke of Marlborough [aged 61] and Caroline Russell Duchess of Marlborough [aged 57]. They were second cousins. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

Before 28th September 1804 George Fitzroy 2nd Baron Southampton [aged 43] and Frances Isabella Seymour Baroness Southampton were married. She by marriage Baroness Southampton. They were second cousins. He a great x 3 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

On 24th December 1806 Samuel Hoare [aged 23] and Louisa Gurney [aged 22] were married at the Tasburgh Meeting House [Map]. They were second cousins.

Before 11th January 1807 Joseph Yorke [aged 42] and Catherine Cocks were married. He the son of Bishop James Yorke [aged 76] and Mary Maddox. They were second cousins.

In 1812 Horatio Walpole 3rd Earl Orford [aged 28] and Mary Fawkener Countess Orford [aged 24] were married. He the son of Horatio Walpole 2nd Earl Orford [aged 59] and Sophia Churchill. They were second cousins.

On 1st June 1818 Adolphus Hanover 1st Duke Cambridge [aged 44] and Princess Augusta Hesse-Kassel Duchess Cambridge [aged 20] were married. She by marriage Duchess Cambridge. The difference in their ages was 23 years. He the son of King George III of Great Britain and Ireland [aged 79] and Charlotte Mecklenburg Strelitz Queen Consort England [aged 74]. They were second cousins. She a great granddaughter of King George II of Great Britain and Ireland.

On 7th June 1824 William Fitzgerald De Ros 22nd Baron Ros Helmsley [aged 26] and Georgiana Lennox Baroness Ros of Helmsley [aged 28] were married. She the daughter of Charles Lennox 4th Duke Richmond and Charlotte Gordon Duchess Richmond [aged 55]. They were second cousins. He a great x 3 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.

In 1829 William Cavendish 7th Duke Devonshire [aged 20] and Blanche Georgiana Howard [aged 16] were married. She the daughter of George Howard 6th Earl Carlisle [aged 55] and Georgiana Cavendish Countess Carlisle [aged 45]. They were second cousins.

On 23rd February 1830 Frederick Spencer 4th Earl Spencer [aged 31] and Elizabeth Georgiana Poyntz Countess Spencer [aged 30] were married. He the son of George John Spencer 2nd Earl Spencer [aged 71] and Lavinia Bingham Countess Spencer [aged 68]. They were second cousins.

On 9th August 1833 Randolph Stewart 9th Earl Galloway [aged 33] and Harriet Blanche Somerset Countess Galloway [aged 21] were married. She the daughter of Henry Charles Somerset 6th Duke Beaufort [aged 66] and Charlotte Sophia Leveson-Gower Duchess Beaufort [aged 62]. He the son of George Stewart 8th Earl Galloway [aged 65] and Jane Paget Countess Galloway [aged 58]. They were second cousins.

On 2nd October 1837 George Edward Anson [aged 25] and Georgiana Mary Harbord [aged 25] were married. They were second cousins.

On 29th October 1840 Colonel Hambleton Francis Custance [aged 31] and Frances Bacon [aged 32] were married. They were second cousins.

In 1842 Edmund Parker 2nd Earl Morley [aged 31] and Harriet Sophia Parker Countess Morley [aged 33] were married. She by marriage Countess Morley. He the son of John Parker 1st Earl Morley and Frances Talbot Countess Morley [aged 60]. They were second cousins.

On 26th May 1842 King Christian IX of Denmark [aged 24] and Queen Louise Hesse-Kassel of Denmark [aged 24] were married. She by marriage Queen Consort Denmark. He the son of Friedrich Wilhelm Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg and Louise Caroline Hesse-Kassel Duchess Schleswig Holstein Sonderburg Glücksburg [aged 52]. They were second cousins. He a great x 2 grandson of King George II of Great Britain and Ireland. She a great x 2 granddaughter of King George II of Great Britain and Ireland.

On 9th June 1846 William Legge 5th Earl Dartmouth [aged 22] and Augusta Finch Countess Dartmouth [aged 24] were married. She the daughter of Heneage Finch 5th Earl Aylesford [aged 60] and Augusta Sophia Greville Countess Aylesford. He the son of William Legge 4th Earl Dartmouth [aged 61] and Frances Charlotte Chetwynd-Talbot Countess Dartmouth. They were second cousins.

On 13th June 1846 John Henry Gurney [aged 27] and Mary Jary Gurney [aged 17] were married. They were second cousins.

On 4th December 1846 Archduke Ferdinand Karl Viktor of Austria-Este [aged 25] and Archduchess Elisabeth Franziska of Austria [aged 15] were married. They were second cousins. She a great x 3 granddaughter of King George II of Great Britain and Ireland.

Before 28th April 1849 Simon Yorke III [aged 38] and Victoria Mary Louisa Cust were married. They were second cousins.

On 7th August 1851 William Duncombe 1st Earl Feversham [aged 22] and Mabel Violet Graham Countess Feversham [aged 18] were married. They were second cousins.

In 1852 Henry Cunliffe [aged 25] and Mary Augusta Riddell [aged 26] were married. They were second cousins.

On 29th March 1853 Reverend Gilbert Vyvyan Heathcote [aged 22] and Eliza Heathcote were married. They were second cousins.

On 4th October 1855 George John Manners [aged 35] and Adeliza Matilda Fitzalan [aged 26] were married. She the daughter of Henry Charles Howard 13th Duke of Norfolk [aged 64] and Charlotte Sophia Leveson-Gower Duchess Norfolk [aged 67]. He the son of John Henry Manners 5th Duke Rutland [aged 77] and Elizabeth Howard Duchess Rutland. They were second cousins.

In 1858 Hedworth Jolliffe 2nd Baron Hylton [aged 28] and Agnes Mary Georgiana Byng [aged 24] were married. She the daughter of George Byng 2nd Earl Strafford [aged 51] and Agnes Paget. They were second cousins.

In 1858 Pascoe du Pré Grenfell [aged 26] and Sophia Grenfell [aged 27] were married. They were second cousins.

On 4th March 1862 Frederick William John Hervey 3rd Marquess of Bristol [aged 27] and Geraldine Anson Marchioness of Bristol [aged 28] were married. He the son of Frederick Hervey 2nd Marquess of Bristol [aged 61] and Katherine Isabella Manners. They were second cousins.

On 7th June 1865 Ferdinand de Rothschild [aged 25] and Evelina de Rothschild [aged 25] were married. She died eighteen months later in childbirth. They were second cousins.

In 1872 Hedworth Jolliffe 2nd Baron Hylton [aged 42] and Agnes Mary Georgiana Byng [aged 38] were divorced.

On 20th April 1875 Reverend George Boughey 5th Baronet [aged 37] and Theodosia Mary Royds [aged 34] were married. They were second cousins.

On 19th July 1876 Hamilton John Agmondesham Cuffe 5th Earl of Desart [aged 27] and Margaret Joan Lascelles Countess of Desart [aged 22] were married. She by marriage Countess Desart. She the daughter of Henry Thynne Lascelles 4th Earl Harewood [aged 52] and Elizabeth Joanna Burgh. He the son of John Cuffe 3rd Earl Desart and Elizabeth Lucy Campbell Countess Desart [aged 54]. They were second cousins.

In 1877 Charles Compton Cavendish 3rd Baron Chesham [aged 26] and Beatrice Constance Grosvenor [aged 18] were married. She the daughter of Hugh Lupus Grosvenor 1st Duke Westminster [aged 51] and Constance Leveson-Gower Duchess Westminster [aged 42]. They were second cousins.

On 3rd April 1877 John William Plunkett 17th Baron Dunsany [aged 23] and Ernle Elizabeth Louisa Maria Grosvenor Burton [aged 22] were married at St George's Church, Hanover Square. They were second cousins.

On 24th July 1877 Colonel Walter Rodolph Trefusis [aged 39] and Mary Charlotte Montagu-Douglas-Scott [aged 25] were married. She the daughter of Walter Scott 5th Duke Buccleuch 7th Duke Queensberry and Charlotte Anne Thynne Duchess Buccleuch Duchess Queensbury [aged 66]. They were second cousins.

On 26th September 1877 Ernest James Seymour [aged 27] and Georgiana Seymour Fortescue [aged 25] were married. She the daughter of Hugh Fortescue 3rd Earl Fortescue [aged 59] and Georgina Augusta Dawson-Damer Countess Fortescue. He the son of Francis George Hugh Seymour-Conway 5th Marquess Hertford [aged 65] and Frances Elizabeth Anson Marchioness Hertford [aged 67]. They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

On 26th May 1879 Frederick Lambton [aged 23] and Beatrix Bulteel [aged 20] were married. He the son of George Frederick D'Arcy Lambton 2nd Earl Durham [aged 50] and Beatrix Frances Hamilton Countess Durham. They were second cousins. He a great x 5 grandson of King Charles II of England Scotland and Ireland.

On 28th February 1883 George Somerset 3rd Baron Raglan [aged 25] and Ethel Jemima Ponsonby Baroness Raglan [aged 25] were married. She the daughter of Walter William Brabazon Ponsonby 7th Earl Bessborough [aged 61] and Louisa Susan Cornwallis Eliot Countess Bessborough [aged 57]. They were second cousins.

On 11th February 1886 Richard Nelson Rycroft 5th Baronet [aged 26] and Dorothea Hester Bluett Wallop Lady Rycroft were married. She by marriage Lady Rycroft of Calton in Yorkshire. She the daughter of Isaac Newton Wallop 5th Earl of Portsmouth [aged 61] and Eveline Howard Herbert Countess Portsmouth [aged 51]. They were second cousins.

On 15th July 1886 Hugh Fortescue 4th Earl Fortescue [aged 32] and Emily Ormsby-Gore Countess Fortescue [aged 26] were married. He the son of Hugh Fortescue 3rd Earl Fortescue [aged 68] and Georgina Augusta Dawson-Damer Countess Fortescue. They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

In 1887 Charles Glynne Earle Welby 5th Baronet [aged 21] and Maria Hervey were married. They were second cousins.

On 15th August 1889 Edward George Bootle Wibraham 2nd Earl Lathom [aged 24] and Wilma Pleydell-Bouverie Countess Lathom [aged 19] were married. She the daughter of William Pleydell-Bouverie 5th Earl Radnor [aged 48] and Helen Matilda Chaplin Countess Radnor [aged 43]. He the son of Edward Bootle Wibraham 1st Earl Lathom [aged 51] and Alice Villiers Countess Lathom [aged 48]. They were second cousins.

On 18th July 1892 Cospatrick Thomas Dundas [aged 29] and Maud Wentworth-FitzWilliam [aged 21] were married. They were second cousins.

On 22nd August 1892 Major Charles Beague St John-Mildmay [aged 31] and Evelyn Augusta St John-Mildmay were married. They were second cousins. She a great x 5 granddaughter of King James II of England Scotland and Ireland.

On 19th October 1892 Gerald Anthony Shaw-Lefevre-St John-Mildmay 7th Baronet [aged 31] and Isabel Emily St John-Mildmay Lady St-John-Mildmay were married. They were second cousins.

On 27th October 1892 Henry Waldegrave 11th Earl Waldegrave [aged 38] and Anne Katherine Bastard Countess Waldegrave [aged 25] were married. They were second cousins. He a great x 5 grandson of King James II of England Scotland and Ireland.

On 26th November 1894 Tsar Nicholas II of Russia [aged 26] and Alix aka Alexandra Hesse Darmstadt [aged 22] were married. She by marriage Tsarina Russia. She the daughter of Prince Louis Hesse Darmstadt IV Grand Duke and Princess Alice Saxe Coburg Gotha. They were second cousins. He a great x 4 grandson of King George II of Great Britain and Ireland. She a granddaughter of Queen Victoria of the United Kingdom.

On 29th August 1902 Prince Nicholas Glücksburg [aged 30] and Elena Vladimirovna Holstein Gottorp Romanov [aged 20] were married. He the son of George I King Greece [aged 56] and Olga Constantinovna Holstein Gottorp Romanov Queen Consort Greece [aged 51]. They were second cousins. He a great x 4 grandson of King George II of Great Britain and Ireland.

In 1903 Harold Dudley Clayton 10th Baronet [aged 25] and Leila Cecilia Clayton Lady Clayton [aged 20] were married. They were second cousins.

On 14th September 1904 Geoffrey Duke Coleridge 3rd Baron Coleridge [aged 27] and Mary aka Jessie Alethea Mackarness Baroness Coleridge [aged 24] were married at St Michael's Church, Sandhurst. They were second cousins.

On 25th July 1906 Henry Anthony Farrington 6th Baronet [aged 34] and Dorothy Maria Farrington [aged 21] were married. They were second cousins.

On 23rd February 1911 John Standish Surtees Prendergast 6th Viscount Gort [aged 24] and Corinna Katherine Medlicott Vereker [aged 19] were married. They were second cousins.

On 15th June 1912 Captain Louis Edwin William Egerton [aged 31] and Jane Seymour [aged 22] were married. They were second cousins.

On 21st August 1915 Hubert Acland 4th Baronet [aged 25] and Lalage Mary Kathleen Acland [aged 26] were married at All Saints Church, Dorchester. They were second cousins.

Before 16th January 1916 Colonel Everard Charles Digby [aged 63] and Emily Petty Fitzmaurice [aged 61] were married. She the daughter of Henry Thomas Petty-Fitzmaurice 4th Marquess Lansdowne and Emily Jane de Flahaut Marchioness Lansdowne. They were second cousins.

On 27th February 1921 George II King Hellenes [aged 30] and Elisabeth Hohenzollern Sigmaringen Queen Consort Greece Queen Consort Hellenes [aged 26] were married at Bucharest. He the son of Constantine I King Greece [aged 52] and Sophia Hohenzollern Queen Consort Greece [aged 50]. They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

On 10th March 1921 King Carol II Hohenzollern Sigmaringen [aged 27] and Helen Glücksburg [aged 24] were married at Athens. She the daughter of Constantine I King Greece [aged 52] and Sophia Hohenzollern Queen Consort Greece [aged 50]. They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

On 9th January 1926 Maurice Fox Pitt Lubbock [aged 25] and Mary Katherine Adelaide Stanley [aged 19] were married. They were second cousins.

On 16th November 1927 Lieutenant Brinsley Sheridan Bush Plunket [aged 24] and Aileen Sibell Mary Guinness [aged 23] were married. They were second cousins.

In 1928 King Carol II Hohenzollern Sigmaringen [aged 34] and Helen Glücksburg [aged 31] were divorced.

In 1929 David George Brownlow-Cecil 6th Marquess Exeter [aged 23] and Mary Theresa Montagu-Douglas-Scott [aged 24] were married. She the daughter of John Scott 7th Duke Buccleuch 9th Duke Queensberry [aged 64] and Margaret Alice "Molly" Bridgeman Duchess Buccleuch Duchess Queensbury [aged 56]. He the son of William Cecil 5th Marquess Exeter [aged 52] and Myra Rowena Sibell Orde-Powlett Marchioness of Exeter [aged 49]. They were second cousins.

On 20th January 1931 Gustavus Lascelles Hamilton-Russell [aged 23] and Joan Verena Lloyd-Verney [aged 22] were married. They were second cousins.

On 30th June 1931 Basil Feilding [aged 24] and Margaret Mary Fielding [aged 23] were married. They were second cousins.

On 14th October 1931 George Pitt-Rivers [aged 41] and Rosalind Venetia Henley [aged 24] were married. They were second cousins.

On 20th October 1932 Prince Gustaf Adolf Bernadotte [aged 26] and Sibylla Saxe Coburg Gotha [aged 24] were married. He the son of Gustaf Adolph VI King Sweden [aged 49] and Margaret "Daisy" Windsor. They were second cousins. He a great grandson of Queen Victoria of the United Kingdom. She a great granddaughter of Queen Victoria of the United Kingdom.

On 29th November 1934 Prince George Windsor 1st Duke Kent [aged 31] and Princess Marina Glücksburg Duchess Kent [aged 27] were married at Westminster Abbey [Map]. She by marriage Duchess Kent. The wedding was followed by a Greek ceremony in the private chapel at Buckingham Palace [Map]. She had eight bridesmaids: her first cousins Princess Irene Glücksburg [aged 30], He the son of King George V of the United Kingdom [aged 69] and Victoria Mary Teck Queen Consort England [aged 67]. They were second cousins. She a great x 5 granddaughter of King George II of Great Britain and Ireland.

On 18th May 1937 Esmond Romilly [aged 18] and Jessica Lucy Freeman-Mitford [aged 19] were married in a civil ceremony in Bayonne. Both mothers, Sydney Bowles Baroness Redesdale [aged 57] and Nellie Hozier [aged 49] attended the ceremony. They were second cousins.

On 18th November 1938 Frederic Raymond Clegg-Hill [aged 29] and Alice Dorothy Chapman were married. They were second cousins.

In 1946 Dermot Chichester 7th Marquess Donegal [aged 29] and Josceline Gabrielle Legge Marchioness County Donegal [aged 28] were married. She the daughter of William Legge 7th Earl Dartmouth [aged 65] and Ruperta Wynn-Carington Countess Dartmouth [aged 63]. They were second cousins.

In 1946 George William Hanover [aged 30] and Sophie Glücksburg [aged 31] were married. He the son of Ernest Augustus Hanover Duke Brunswick [aged 58] and Viktoria Luise Hohenzollern Duchess Brunswick [aged 53]. They were second cousins. He a great x 2 grandson of Queen Victoria of the United Kingdom. She a great x 2 granddaughter of Queen Victoria of the United Kingdom.

In 1946 David George Brownlow-Cecil 6th Marquess Exeter [aged 40] and Mary Theresa Montagu-Douglas-Scott [aged 41] were divorced.

On 3rd December 1946 Robert George Grosvenor 5th Duke Westminster [aged 36] and Viola Maud Lyttelton Duchess Westminster [aged 34] were married. They were second cousins.

On 16th November 1954 Captain Gerald Ponsonby 6th Baron de Mauley [aged 32] and Helen Alice Douglas Baroness de Mauley [aged 33] were married. They were second cousins.

On 11th June 1996 Edward William Dawnay [aged 46] and Jane Meriel Grosvenor Duchess Roxburghe [aged 43] were married. She the daughter of Robert George Grosvenor 5th Duke Westminster and Viola Maud Lyttelton Duchess Westminster. They were second cousins.

Before 3rd May 2005 Major Charles William Lambton [aged 83] and Elizabeth Mary Petty-Fitzmaurice [aged 78] were married. She the daughter of Henry Petty-Fitzmaurice 6th Marquess of Lansdowne. They were second cousins.

Ferdinand Philipp Saxe Coburg Gotha and Louise Wettin were married. They were second cousins.

Harald Glücksburg and Helene Adelheid Viktoria Marie Glücksburg were married. She the daughter of Friedrich Ferdinand Glücksburg Duke Schleswig Holstein Sonderburg Glücksburg and Victoria Friederike Oldenburg Duchess Schleswig Holstein Sonderburg Glücksburg. He the son of Frederick VIII King of Denmark and Louise of Sweden Queen Consort Denmark. They were second cousins. He a great x 4 grandson of King George II of Great Britain and Ireland. She a great x 4 granddaughter of King George II of Great Britain and Ireland.

Christopher Montagu and Anne Montagu were married. She the daughter of Edward Montagu 1st Earl Sandwich and Jemima Crew Countess Sandwich. They were second cousins.

Philip V King France I King Navarre and Joan of Burgundy Queen Consort France were married. She by marriage Queen Consort of France. She the daughter of Otto Ivrea IV Count Burgundy and Mahaut Artois Countess Burgundy. He the son of King Philip IV of France and Joan Blois I Queen Navarre. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

John Fortescue 1st Baronet and Frances Stanley Lady Fortescue were married. They were second cousins.

Louis Valois and Margaret Valois were married. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of Charles "Beloved Mad" VI King France and Isabeau Wittelsbach Queen Consort France. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Gilbert Kennedy 2nd Earl Cassilis and Isabel Campbell Countess Cassilis were married. She the daughter of Archibald Campbell 2nd Earl Argyll and Elizabeth Stewart Countess Argyll. He the son of David Kennedy 1st Earl Cassilis. They were second cousins.

Sancho Alfonso Ivrea and Beatrice Burgundy were married. The difference in their ages was 23 years. She the daughter of Peter I King Portugal and Inês Castro. He the illegitmate son of Alfonso "Avenger" XI King Castile and Eleanor Guzman. They were second cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Robert Stewart 4th Lord Aubigny and Anne Stewart Lady Aubigny were married. She by marriage Lord Aubigny. He the son of John Stewart 1st Earl Lennox and Margaret Montgomerie Countess Lennox. They were second cousins.

Peter Bourbon Duke Bourbon and Isabella Valois Duchess Bourbon were married. She by marriage Duchess Bourbon. She the daughter of Charles Valois I Count Valois and Mahaut Chatillon Countess Valois. He the son of Louis Bourbon I Duke Bourbon and Mary Hainaut Duchess Bourbon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 2 granddaughter of King Henry III of England.

John Talbot and Catherine Talbot were married. They were second cousins.

Peter Ivrea and Maria Barcelona were married. She the daughter of James "The Just" II King Aragon and Blanche Capet Queen Consort Aragon. He the son of Sancho IV King Castile IV King Leon and Maria Molina Queen Consort Castile Queen Consort Leon. They were second cousins. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 4 granddaughter of King Henry "Curtmantle" II of England.

John Tuchet and Margaret Mortimer were married. She the daughter of Roger Mortimer 2nd Earl March and Philippa Montagu Countess March. They were second cousins.

Humphrey Stafford and Margaret Beaufort were married. She the daughter of Edmund Beaufort 1st or 2nd Duke of Somerset and Eleanor Beauchamp Duchess Somerset. He the son of Humphrey Stafford 1st Duke of Buckingham and Anne Neville Duchess Buckingham. They were second cousins. He a great x 2 grandson of King Edward III of England. She a great x 2 granddaughter of King Edward III of England.

Hugh Say and Lucia Clifford were married. The difference in their ages was 23 years. They were second cousins. She a great granddaughter of King John of England.

Charles Bourbon I Duke Bourbon and Agnes Valois Duchess Bourbon were married. She by marriage Duchess Bourbon. She the daughter of John "Fearless" Valois Duke Burgundy and Margaret Wittelsbach Duchess Burgundy. He the son of John Bourbon I Duke Bourbon and Marie Valois I Duchess Auverge. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 4 granddaughter of King Edward I of England.

Tegwared ap Llywelyn "y Baiswen aka White Mantle" Aberffraw and Gwenllian ferch Ednyfed Fychan Tudor were married. They were second cousins.

Louis Bourbon Duke Burgundy and Maria Adelaide Savoy were married. She the daughter of Victor Amadeus King Sardinia and Anne Marie Bourbon Queen Consort Sardinia. He the son of Louis "Le Grand Dauphin" Bourbon Duke Burgundy and Maria Anna Victoria Wittelsbach Duchess Burgundy. They were second cousins. She a great granddaughter of King Charles I of England, Scotland and Ireland.

John Tuchet 6th Baron Audley, 3rd Baron Tuchet and Anne Echingham Baroness Audley Heighley were married. They were second cousins. He a great x 5 grandson of King Henry III of England. She a great x 5 granddaughter of King Henry III of England.