Married Half Sixth Cousin

Around 1087 Eustace Flanders III Count Boulogne and Mary Dunkeld Countess Boulogne [aged 5] were married. She the daughter of King Malcolm III of Scotland [aged 55] and Margaret Wessex Queen Consort Scotland [aged 42]. He the son of Eustace II Count Boulogne [aged 72] and Ida of Lorraine Countess Boulogne [aged 47]. They were half sixth cousins.

Before 1139 Henry Dunkeld 3rd Earl Huntingdon 1st Earl of Northumbria [aged 24] and Ada Warenne Countess Huntingdon and Northumbria [aged 18] were married. She the daughter of William Warenne 2nd Earl of Surrey and Elizabeth Capet Countess Leicester, Meulan and Surrey. He the son of King David I of Scotland [aged 54] and Maud Queen Consort Scotland. They were half sixth cousins.

In February 1177 William "Good" II King Sicily [aged 22] and Joan Plantagenet Queen Consort Sicily [aged 11] were married. She by marriage Queen Sicily. She the daughter of King Henry "Curtmantle" II of England [aged 43] and Eleanor of Aquitaine Queen Consort Franks and England [aged 55]. They were half sixth cousins.

Around December 1181 Roger Bigod 2nd Earl Norfolk [aged 37] and Ida Tosny Countess Norfolk [aged 25] were married. He the son of Hugh Bigod 1st Earl Norfolk and Juliana de Vere. They were half sixth cousins.

Before 2nd February 1286 Piers Geneville [aged 30] and Jeanne Lusignan [aged 26] were married. She the daughter of Hugh XII of Lusignan VII Count of La Marche III Count Angoulême and Jeanne Fougères Countess Lusignan Countess La Marche and Angoulême. They were half sixth cousins.

Around 1312 John Comyn 4th Lord Baddenoch [aged 18] and Margaret Wake Countess Kent [aged 14] were married. They were half sixth cousins. She a great x 3 granddaughter of King John of England.

Before 1333 William Zouche 1st Baron Zouche Harringworth [aged 56] and Maud Lovell Baroness Zouche Harringworth [aged 52] were married. She by marriage Baroness Zouche Harringworth. They were half sixth cousins. She a great x 5 granddaughter of King Henry I "Beauclerc" England.

Before 3rd April 1374 Thomas Morley 5th Baron Marshal 4th Baron Morley [aged 20] and Joan Hastings Baroness Marshal and Morley [aged 17] were married. They were half sixth cousins. He a great x 5 grandson of King Henry "Curtmantle" II of England.

Before 3rd February 1380 John Dynham [aged 21] and Eleanor Montagu [aged 22] were married. They were half sixth cousins. She a great x 2 granddaughter of King Edward I of England.

Before 8th July 1382 Thomas Bardolf 5th Baron Bardolf [aged 12] and Avice Cromwell Baroness Bardolf [aged 12] were married. They were half sixth cousins. He a great x 3 grandson of King Edward I of England. She a great x 5 granddaughter of King John of England.

Before 1397 John Darcy 5th Baron Darcy of Knayth [aged 20] and Margaret Grey Baroness Darcy Knayth were married. They were half sixth cousins. She a great x 3 granddaughter of King Edward I of England.

Before 22nd October 1397 Robert Poynings 4th Baron Poynings [aged 14] and Eleanor Grey Baroness Poynings [aged 4] were married. She by marriage Baroness Poynings. They were half sixth cousins. She a great x 4 granddaughter of King Edward I of England.

Before 1400 Thomas Blount [aged 47] and Isabel Botetort were married. They were half sixth cousins.

Before 1430 Roger Corbet [aged 42] and Elizabeth Lichfield were married. They were half sixth cousins. He a great x 5 grandson of King John of England. She a great x 5 granddaughter of King John of England.

After 1463 James Douglas 9th Earl Douglas 3rd Earl Avondale [aged 37] and Anne Holland Countess Douglas and Avondale were married. She by marriage Countess Douglas, Countess Avondale. She the daughter of John Holland 2nd Duke Exeter and Anne Stafford Duchess Exeter. He the son of James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale and Beatrix Sinclair Countess Douglas and Avondale. They were half sixth cousins. She a great x 2 granddaughter of King Edward III of England.

On 2nd June 1492 Charles Somerset 1st Earl of Worcester [aged 32] and Elizabeth Herbert 3rd Baroness Herbert Raglan [aged 16] were married. She the daughter of William Herbert 2nd Earl Pembroke 1st Earl Huntingdon and Mary Woodville Countess Pembroke and Huntingdon. He the illegitmate son of Henry Beaufort 2nd or 3rd Duke of Somerset and Joan Hill [aged 80]. They were half sixth cousins. He a great x 3 grandson of King Edward III of England.

In or before 1519 Andrew Luttrell [aged 30] and Margaret Wyndham [aged 17] were married. She the daughter of Vice-Admiral Thomas Wyndham [aged 52] and Elizabeth Wentworth Countess Bath [aged 48]. They were half sixth cousins.

Before 11th April 1543 Thomas Wortley [aged 43] and Margaret Savile [aged 39] were married. They were half sixth cousins. She a great x 4 granddaughter of King Edward III of England.

Around 1550 Henry Parker 12th Baron Marshal 11th Baron Morley [aged 16] and Elizabeth Stanley Baroness and Morley [aged 17] were married. She by marriage Baroness Marshal, Baroness Morley. She the daughter of Edward Stanley 3rd Earl of Derby [aged 40] and Dorothy Howard Countess Derby [aged 39]. They were half sixth cousins.

On 12th October 1561 William "Younger" Welf Duke Brunswick-Lüneburg [aged 26] and Dorothea Oldenburg Duchess Brunswick-Lüneburg [aged 15] were married. She by marriage Duchess Brunswick Lüneburg. She the daughter of Christian III King of Denmark and Dorothea of Saxe Lauenburg Queen Consort Denmark and Norway [aged 50]. They were half sixth cousins.

In or before 1572 Michael Darcy and Margaret Wentworth [aged 3] were married. They were half sixth cousins.

Around 1576 Henry Berkeley [aged 35] and Margaret Lygon [aged 36] were married. They were half sixth cousins.

In 1582 Edward Seymour 1st Earl Hertford [aged 42] and Frances Howard Countess Hertford [aged 28] were married. She by marriage Countess Hertford. He the son of Edward Seymour 1st Duke of Somerset and Anne Stanhope Duchess Somerset [aged 85]. They were half sixth cousins. He a great x 5 grandson of King Edward III of England.

In 1583 Philip Sidney [aged 28] and Frances Walsingham Countess Essex [aged 16] were married. They were half sixth cousins.

On 7th August 1583 William Bourchier 3rd Earl Bath [aged 25] and Elizabeth Russell Countess Bath were married at St Mary Major Church, Exeter. She by marriage Countess Bath, Countess Eu. She the daughter of Francis Russell 2nd Earl Bedford [aged 56] and Margaret St John Countess Bedford. They were half sixth cousins.

Around 1584 Thomas Clinton 3rd Earl Lincoln [aged 13] and Elizabeth Knyvet Countess Lincoln [aged 6] were married. He the son of Henry Clinton 2nd Earl Lincoln [aged 42] and Catherine Hastings Countess Lincoln [aged 41]. They were half sixth cousins.

On 25th July 1610 Henry Clifford 5th Earl of Cumberland [aged 19] and Frances Cecil Countess Cumberland [aged 17] were married. She the daughter of Robert Cecil 1st Earl Salisbury [aged 47] and Elizabeth Brooke. He the son of Francis Clifford 4th Earl of Cumberland [aged 51] and Grisold Hughes Countess Cumberland. They were half sixth cousins.

In 1614 Edwin Sandes [aged 23] and Penelope Bulkeley were married. They were half sixth cousins.

On 7th August 1623 Ferdinando Hastings 6th Earl Huntingdon [aged 15] and Lucy Davies Countess Huntingdon [aged 10] were married. He the son of Henry Hastings 5th Earl Huntingdon [aged 37] and Elizabeth Stanley Countess Huntingdon [aged 35]. They were half sixth cousins. He a great x 4 grandson of King Henry VII of England and Ireland.

After 1630 Arthur Chichester 1st Earl Donegal [aged 23] and Mary Digby Countess Donegal [aged 18] were married. She the daughter of John Digby 1st Earl Bristol [aged 49] and Beatrice Walcott. They were half sixth cousins.

Before 1638 Robert Greville 2nd Baron Brooke [aged 30] and Catherine Russell Baroness Brooke were married. She by marriage Baroness Brooke of Beauchamps Court in Warwickshire. She the daughter of Francis Russell 4th Earl Bedford [aged 44] and Catherine Brydges Countess Bedford [aged 57]. They were half sixth cousins.

On 7th May 1640 Richard Wingfield and Elizabeth Folliot [aged 20] were married. She the daughter of Henry Folliott 1st Baron Folliott and Anne Strode Countess Roscommon. They were half sixth cousins.

On 4th June 1646 Thomas Grey [aged 23] and Dorothy Bourchier [aged 19] were married. She the daughter of Edward Bourchier 4th Earl Bath and Dorothy St John Countess Bath. He the son of Henry Grey 1st Earl Stamford [aged 47] and Anne Cecil Countess Stamford [aged 50]. They were half sixth cousins.

Before 1648 John Cecil 4th Earl Exeter [aged 19] and Frances Manners Countess Exeter [aged 17] were married. She by marriage Countess Exeter. She the daughter of John Manners 8th Earl of Rutland [aged 43] and Frances Montagu Countess Rutland [aged 33]. He the son of David Cecil 3rd Earl Exeter and Elizabeth Egerton Countess Exeter. They were half sixth cousins. He a great x 5 grandson of King Henry VII of England and Ireland.

Before 25th October 1648 William Compton [aged 23] and Elizabeth Tollemache Baroness Alington were married. He the son of Spencer Compton 2nd Earl of Northampton and Mary Beaumont Countess of Northampton [aged 44]. They were half sixth cousins.

In 1656 George Savile 1st Marquess Halifax [aged 22] and Dorothy Spencer Lady Savile [aged 16] were married. She by marriage Lady Savile of Thornhill. She the daughter of Henry Spencer 1st Earl of Sunderland and Dorothy Sidney Countess Sunderland [aged 38]. They were half sixth cousins.

On 7th May 1661 Charles Boyle 3rd Baron Clifford [aged 21] and Jane Seymour [aged 24] were married. She the daughter of William Seymour 2nd Duke of Somerset and Frances Devereux Duchess of Somerset [aged 61]. He the son of Richard Boyle 2nd Earl Cork 1st Earl Burlington [aged 48] and Elizabeth Clifford Countess Burlington [aged 47]. They were half sixth cousins. She a great x 4 granddaughter of King Henry VII of England and Ireland.

In or before 1662 Francis Compton [aged 32] and Elizabeth Bedell [aged 41] were married. He the son of Spencer Compton 2nd Earl of Northampton and Mary Beaumont Countess of Northampton. They were half sixth cousins.

On 1st August 1672 Henry Fitzroy 1st Duke Grafton [aged 8] and Isabella Bennet Duchess Grafton [aged 4] were married. She the daughter of Henry Bennet 1st Earl Arlington [aged 54] and Elisabeth Nassau Beverweert Countess Arlington [aged 38]. He the illegitmate son of King Charles II of England Scotland and Ireland [aged 42] and Barbara Villiers 1st Duchess of Cleveland [aged 31]. They were half sixth cousins.

He was created 1st Earl Euston, 1st Viscount Ipswich, 1st Baron Sudbury. Isabella Bennet Duchess Grafton by marriage Countess Euston.

On 8th January 1685 Conyers Darcy 2nd Earl Holderness [aged 63] and Elizabeth Freschville Countess Holderness [aged 51] were married. He the son of Conyers Darcy 1st Earl Holderness [aged 85] and Grace Rokeby. They were half sixth cousins.

In or before 1689 Henry Bayntun [aged 24] and Anne Wilmot [aged 19] were married. She the daughter of John Wilmot 2nd Earl Rochester and Elizabeth Malet Countess Rochester. They were half sixth cousins.

On 24th July 1714 John Ashburnham 1st Earl Ashburnham [aged 27] and Henrietta Stanley Countess Anglesey [aged 27] were married. She by marriage Baroness Ashburnham of Ashburnham in Sussex. She the daughter of William Stanley 9th Earl of Derby and Elizabeth Butler Countess Derby [aged 54]. They were half sixth cousins.

On 28th August 1733 Henry Herbert 6th Earl Montgomery 9th Earl Pembroke [aged 40] and Mary Fitzwilliam Countess Pembroke and Montgomery [aged 25] were married. She by marriage Countess Pembroke, Countess Montgomery. He the son of Thomas Herbert 8th Earl Pembroke 5th Earl Montgomery and Margaret Sawyer Countess Pembroke and Montgomery. They were half sixth cousins.

On 17th July 1753 Robert Burdett 4th Baronet [aged 37] and Caroline Manners Lady Harpur and Burdett were married. She by marriage Lady Burdett of Bramcote in Warwickshire. She the daughter of John Manners 2nd Duke Rutland and Lucy Sherard Duchess Rutland. They were half sixth cousins.

On 1st August 1754 William Anne Capell 4th Earl Essex [aged 21] and Frances Hanbury Williams Countess Essex were married. She by marriage Countess Essex. He the son of William Capell 3rd Earl Essex and Elizabeth Russell Countess Essex [aged 43]. They were half sixth cousins.

On 1st April 1757 Charles Lennox 3rd Duke Richmond [aged 22] and Mary Bruce Duchess Richmond were married. She by marriage Duchess Richmond. She the daughter of Charles Bruce 4th Earl Elgin 3rd Earl Ailesbury and Caroline Campbell Countess Elgin and Ailesbury [aged 36]. He the son of Charles Lennox 2nd Duke Richmond and Sarah Cadogan Duchess Richmond. They were half sixth cousins. He a great grandson of King Charles II of England Scotland and Ireland.

Before 10th January 1764 Francis Blake Delaval [aged 36] and Isabella Tufton were married. She the daughter of Thomas Tufton 6th Earl of Thanet and Catherine Cavendish Countess Isle Thanet. They were half sixth cousins.

On 14th March 1812 William Pole Tylney Long Wellesley 4th Earl Mornington [aged 23] and Catherine "The Wiltshire Heiress" Tylney Long [aged 23] were married. He the son of William Wellesley aka Wellesley-Pole 3rd Earl Mornington [aged 48] and Katherine Forbes Countess Mornington [aged 51]. They were half sixth cousins.

In 1830 Henry Lowry-Corry [aged 26] and Harriet Anne Ashley-Cooper were married. She the daughter of Cropley Ashley-Cooper 6th Earl Shaftesbury [aged 61] and Anne Spencer-Churchill Countess Shaftesbury [aged 57]. He the son of Somerset Lowry-Corry 2nd Earl Belmore [aged 55] and Juliana Butler Countess Belmore [aged 46]. They were half sixth cousins.

On 1st August 1850 Arthur George Onslow [aged 30] and Katherine Anne Cust [aged 28] were married. She the daughter of John Cust 1st Earl Brownlow [aged 70] and Caroline Fludyer Countess Brownlow. He the son of Arthur George Onslow 3rd Earl Onslow [aged 72] and Charlotte Hanmer Countess Onslow. They were half sixth cousins.

In 1861 Dudley Ryder 3rd Earl of Harrowby [aged 29] and Mary Frances Cecil Countess Harrowby Lincolnshire [aged 29] were married. She the daughter of Brownlow Cecil 2nd Marquess Exeter [aged 65] and Frances Isabella Selina Poyntz Marchioness of Exeter [aged 57]. He the son of Dudley Ryder 2nd Earl of Harrowby [aged 62] and Frances Stuart Countess Harrowby Lincolnshire. They were half sixth cousins.

On 12th May 1879 Eustace Balfour [aged 24] and Frances Campbell [aged 21] were married. She the daughter of George Douglas Campbell 8th Duke Argyll [aged 56] and Elizabeth Georgiana Leveson-Gower Duchess Argyll. They were half sixth cousins.

On 8th July 1903 Mervyn Manningham-Buller 3rd Baronet [aged 27] and Lilah Constance Cavendish [aged 19] were married. They were half sixth cousins.

On 19th August 1918 Osborne De Vere Beauclerk 12th Duke St Albans [aged 43] and Beatrix Petty-Fitzmaurice Duchess St Albans [aged 41] were married. She the daughter of Henry Petty-Fitzmaurice 5th Marquess Lansdowne [aged 73] and Maud Evelyn Hamilton Marchioness Lansdowne [aged 68]. He the son of William Amelius Aubrey Beauclerk 10th Duke St Albans and Grace Bernal Duchess St Albans [aged 70]. They were half sixth cousins. He a great x 5 grandson of King Charles II of England Scotland and Ireland. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

On 22nd August 1942 Maurice Victor Macmillan [aged 21] and Katharine Margaret Alice Ormsby-Gore [aged 21] were married. He the son of Harold Macmillan 1st Earl Stockton [aged 48] and Dorothy Evelyn Cavendish [aged 42]. They were half sixth cousins.

On 23rd May 1972 Anthony Noel 6th Earl of Gainsborough [aged 22] and Sarah Rose Winnington Countess Gainsborough [aged 21] were married. He the son of Anthony Gerard Edward Noel 5th Earl of Gainsborough [aged 48] and Mary Stourton Countess Gainsborough [aged 46]. They were half sixth cousins. He a great x 4 grandson of King William IV of the United Kingdom.

Charles William Cavendish and Felicia Susan Lygon were married. She the daughter of Henry Beauchamp Lygon 4th Earl Beauchamp and Susan Caroline Eliot. They were half sixth cousins.

In or before 1661 James Thynne and Isabella Rich were married. She the daughter of Henry Rich 1st Earl Holland and Isabel Cope Countess Holland. They were half sixth cousins.