Biography of Hugh Courtenay 10th Earl Devon 1303-1377
Paternal Family Tree: Courtenay
On 28 Feb 1292 [his grandfather] Hugh Courtenay 3rd Baron Okehampton (age 40) died at Cullicombe, Devon. His son [his father] Hugh Courtenay 9th Earl Devon (age 15) succeeded 4th Baron Okehampton.
Around 28 Feb 1292 [his father] Hugh Courtenay 9th Earl Devon (age 15) and [his mother] Agnes St John Countess Devon (age 17) were married. She by marriage Baroness Okehampton. He a great x 5 grandson of King Henry I "Beauclerc" England. 
In 1299 [his father] Hugh Courtenay 9th Earl Devon (age 22) was created 1st Baron Courtenay. [his mother] Agnes St John Countess Devon (age 24) by marriage Baroness Courtenay.
On 12 Jul 1303 Hugh Courtenay 10th Earl Devon was born to Hugh Courtenay 9th Earl Devon (age 26) and Agnes St John Countess Devon (age 28).
On 11 Aug 1325 Hugh Courtenay 10th Earl Devon (age 22) and Margaret Bohun Countess Devon (age 14) were married. She the daughter of Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. He the son of Hugh Courtenay 9th Earl Devon (age 48) and Agnes St John Countess Devon (age 50). She a granddaughter of King Edward "Longshanks" I of England.
On 20 Jan 1327 Hugh Courtenay 10th Earl Devon (age 23) was appointed Knight Banneret.
On 22 Mar 1327 [his son] Hugh Courtenay was born to Hugh Courtenay 10th Earl Devon (age 23) and [his wife] Margaret Bohun Countess Devon (age 15). He a great grandson of King Edward "Longshanks" I of England.
In 1331 [his son] Edward Courtenay was born to Hugh Courtenay 10th Earl Devon (age 27) and [his wife] Margaret Bohun Countess Devon (age 19). He a great grandson of King Edward "Longshanks" I of England.
Around 1332 [his son-in-law] John Cobham 3rd Baron Cobham (age 11) and [his daughter] Margaret Courtenay Baroness Cobham were married. She the daughter of Hugh Courtenay 10th Earl Devon (age 28) and Margaret Bohun Countess Devon (age 20). She a great granddaughter of King Edward "Longshanks" I of England. 
On 27 Jan 1332 [his brother-in-law] Edward Bohun (age 22) and Margaret Ros (age 9) were married. He the son of Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. He a grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England. 
On 19 Jul 1333 King Edward III of England (age 20) defeated the Scots army at the Battle of Halidon Hill near Berwick on Tweed [Map]. John of Eltham 1st Earl Cornwall (age 16) commanded.
English archers, just as at the Battle of Dupplin Moor one year previously, had a significant impact on the massed ranks of Scottish schiltrons. Edward's army included: Thomas of Brotherton 1st Earl Norfolk (age 33), who commanded the right wing, [his father] Hugh Courtenay 9th Earl Devon (age 56), Robert Pierrepont, Hugh Courtenay 10th Earl Devon (age 30), Henry Beaumont Earl Buchan (age 54) and John Sully (age 50). One of the few English casualties was John Neville (age 34) who was killed.
The Scottish army included King David II of Scotland (age 9). Alexander Bruce, Alan Stewart (age 61), James Stewart (age 57), John Stewart, William Douglas 1st Earl Atholl, Archibald Douglas (age 35) who were all killed.
Hugh 4th Earl Ross (age 36) was killed. His son William 5th Earl Ross succeeded 5th Earl Ross.
Malcolm Lennox 2nd Earl Lennox was killed. His son Domhnall Lennox Earl Lennox succeeded Earl Lennox.
Kenneth de Moravia Sutherland 4th Earl Sutherland was killed. His son William de Moravia Sutherland 5th Earl Sutherland succeeded 5th Earl Sutherland. Johanna Menteith Countess Sutherland by marriage Countess Sutherland.
On 23 Dec 1340 [his father] Hugh Courtenay 9th Earl Devon (age 64) died. His son Hugh Courtenay 10th Earl Devon (age 37) succeeded 10th Earl Devon, 5th Baron Okehampton, 2nd Baron Courtenay. [his wife] Margaret Bohun Countess Devon (age 29) by marriage Countess Devon.
On 03 Sep 1341 [his son] Hugh Courtenay (age 14) and [his daughter-in-law] Elizabeth de Vere were married. She the daughter of John de Vere 7th Earl of Oxford (age 29) and Maud Badlesmere Countess of Oxford (age 33). He the son of Hugh Courtenay 10th Earl Devon (age 38) and Margaret Bohun Countess Devon (age 30). They were third cousin once removed. He a great grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England. 
Around 1342 [his son] Archbishop William de Courtenay was born to Hugh Courtenay 10th Earl Devon (age 38) and [his wife] Margaret Bohun Countess Devon (age 30). He a great grandson of King Edward "Longshanks" I of England.
In Nov 1344 [his brother-in-law] Edward Bohun (age 34) died.
On 11 Jun 1345 [his mother] Agnes St John Countess Devon (age 70) died at Exeter, Devon [Map].
In 1346 [his son] Peter Courtenay was born to Hugh Courtenay 10th Earl Devon (age 42) and [his wife] Margaret Bohun Countess Devon (age 34). He a great grandson of King Edward "Longshanks" I of England.
On 26 Aug 1346 the army of King Edward III of England (age 33) defeated the French army at the Battle of Crécy. The English army was commanded by King Edward III of England (age 33), his son Edward "Black Prince" (age 16), Thomas Beauchamp 11th Earl Warwick (age 33), [his brother-in-law] William Bohun 1st Earl of Northampton (age 36) and John Beauchamp 1st Baron Beauchamp Warwick (age 30).
The English army was included: Bishop Thomas of Hatfield (age 36), Hugh Despencer 1st Baron Despencer (age 38), Bernard Brocas (age 16), Thomas Felton (age 16), James Audley (age 28), Robert Bourchier 1st Baron Bourchier, Bartholomew "The Elder" Burghesh 1st Baron Burghesh (age 59), Bartholomew "The Younger" Burghesh 2nd Baron Burghesh (age 18), Reginald Cobham 1st Baron Cobham (age 51), John Darcy 1st Baron Darcy of Knayth (age 66), Robert Ferrers 3rd Baron Ferrers of Chartley (age 37), Richard Scrope 1st Baron Scrope of Bolton (age 19), William Scrope (age 21), Stephen Scrope (age 21), William Latimer 4th Baron Latimer of Corby (age 16), John Lisle 2nd Baron Lisle (age 28), Gerard Lisle 1st Baron Lisle (age 42), Nicholas Longford (age 61), Edward Montagu 1st Baron Montagu, Walter Paveley 4th Baron Burghesh (age 27), Michael Poynings 1st Baron Poynings (age 28), Robert Ufford 1st Earl Suffolk (age 48), John de Vere 7th Earl of Oxford (age 34), Thomas West (age 34), John Willoughby 2nd Baron Willoughby (age 43), John Wingfield (age 26), Henry Percy 11th and 3rd Baron Percy (age 25), Hugh Courtenay 10th Earl Devon (age 43) (possibly), Walter "Elder" Devereux (age 37), John Devereux (age 44), Enion Sais Brecon, John Chandos (age 26), Richard Pembridge (age 26) and John Sully (age 63).
The French army suffered significant casualties. King Philip "Fortunate" VI of France (age 52) was wounded. William de Coucy (age 60) and his son Enguerrand 6th Lord de Coucy (age 33) and were killed.
Charles Valois Count Alençon (age 49) was killed. His son Charles Valois Archbishop Lyons (age 9) succeeded Count Alençon.
Louis Chatillon II Count Blois I Count Chatillon was killed. His son Louis Chatillon III Count Blois Count Soissons succeeded III Count Blois.
Louis Dampierre II Count Nevers I Count Flanders (age 42) was killed. His son Louis Dampierre III Count Nevers II Count Flanders (age 15) succeeded III Count Nevers, II Count Flanders.
King John I of Bohemia (age 50) was killed. His son Charles IV King Bohemia Holy Roman Emperor Luxemburg (age 30) succeeded IV King Bohemia.
Rudolph "Valiant" Metz I Duke Lorraine (age 26) was killed. His son John Metz I Duke Lorraine succeeded I Duke Lorraine.
Jean IV de Harcourt (age 39) was killed.
On 09 Apr 1347 Edward "Black Prince" (age 16) attended a Tournament at Lichfield. John Lisle 2nd Baron Lisle (age 28), Hugh Courtenay 10th Earl Devon (age 43) (or possibly his son also [his son] Hugh Courtenay (age 20) ) and Robert Ferrers 3rd Baron Ferrers of Chartley (age 38) took part in the Tournament.
In 1348 [his son] Hugh Courtenay (age 20) died.
Before 1350 [his son-in-law] John de Vere and [his daughter] Elizabeth Courtenay were married. She the daughter of Hugh Courtenay 10th Earl Devon (age 46) and Margaret Bohun Countess Devon (age 38). He the son of John de Vere 7th Earl of Oxford (age 37) and Maud Badlesmere Countess of Oxford (age 41). They were third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great granddaughter of King Edward "Longshanks" I of England.
In 1355 [his son] Philip Courtenay was born to Hugh Courtenay 10th Earl Devon (age 51) and [his wife] Margaret Bohun Countess Devon (age 43). He a great grandson of King Edward "Longshanks" I of England.
On 19 Sep 1356 the army of Edward "Black Prince" (age 26) defeated the French and Scottish army led by King John "The Good" II of France (age 37) at the Battle of Poitiers
King John "The Good" II of France (age 37) was captured by three captains including Ivon aka John Fane.
The the English army included: Bernard Brocas (age 26), Thomas Felton (age 26), James Audley (age 38), Thomas Beauchamp 11th Earl Warwick (age 43), Bartholomew "The Younger" Burghesh 2nd Baron Burghesh (age 28), Reginald Cobham 1st Baron Cobham (age 61), Edward Despencer 1st Baron Despencer, Baron Burghesh (age 21), Ralph Ferrers (age 27), William Scrope (age 31), William Montagu 2nd Earl Salisbury (age 28), Walter Paveley 4th Baron Burghesh (age 37), Robert Ufford 1st Earl Suffolk (age 58), William Ufford 2nd Earl Suffolk (age 18), John de Vere 7th Earl of Oxford (age 44), John Willoughby 3rd Baron Willoughby (age 33), Thomas Arderne (age 19), Enion Sais Brecon, John Chandos (age 36), Richard Pembridge (age 36), Jean Grailly (age 25), Robert de Fouleshurst (age 26) and John Sully (age 73)
John Savile of Shelley and Golcar (age 31) probably fought having received letters of protection to travel overseas.
Hugh Courtenay 10th Earl Devon (age 53) protected the baggage train.
The French and Scottish army included: King John "The Good" II of France (age 37), Philip "Bold" Valois II Duke Burgundy (age 14), Jean Bourbon I Count La Marche (age 12), Archibald "Grim" Douglas 3rd Earl Douglas (age 26), John "Sans Terre" Artois 1st Count Eu (age 35); all captured.
Guichard d'Angle 1st Earl Huntingdon and William Douglas 1st Earl Douglas (age 33) fought.
Peter Bourbon Duke Bourbon (age 45) was killed. His son Louis Bourbon II Duke Bourbon (age 19) succeeded II Duke Bourbon.
In or before 1364 [his son-in-law] Andrew Luttrell of Chilton and [his daughter] Elizabeth Courtenay were married. She the daughter of Hugh Courtenay 10th Earl Devon (age 60) and Margaret Bohun Countess Devon (age 52). She a great granddaughter of King Edward "Longshanks" I of England.
On 02 May 1377 Hugh Courtenay 10th Earl Devon (age 73) died at Exeter, Devon [Map]. His grandson Edward "Blind Earl" Courtenay 11th Earl Devon (age 20) succeeded 11th Earl Devon, 6th Baron Okehampton.
After 02 May 1377. Exeter Cathedral [Map]. Monument to Hugh Courtenay 10th Earl Devon (deceased) and [his former wife] Margaret Bohun Countess Devon (age 66). Note the de Bohun Swans Effigies on which her feet rest.
Margaret Bohun Countess Devon: On 03 Apr 1311 she was born to Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. She a granddaughter of King Edward "Longshanks" I of England. On 11 Aug 1325 Hugh Courtenay 10th Earl Devon and she were married. She the daughter of Humphrey Bohun 4th Earl Hereford 3rd Earl Essex and Princess Elizabeth of Rhuddlan Countess Essex, Hereford and Holland. He the son of Hugh Courtenay 9th Earl Devon and Agnes St John Countess Devon. She a granddaughter of King Edward "Longshanks" I of England. On 23 Dec 1340 Hugh Courtenay 9th Earl Devon died. His son Hugh Courtenay 10th Earl Devon succeeded 10th Earl Devon, 5th Baron Okehampton, 2nd Baron Courtenay. She by marriage Countess Devon. On 16 Dec 1391 Margaret Bohun Countess Devon died.
On 16 Dec 1391 [his former wife] Margaret Bohun Countess Devon (age 80) died.
[his daughter] Elizabeth Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. She a great granddaughter of King Edward "Longshanks" I of England.
[his son] Peter Courtenay and Margaret Clivedon were married. He the son of Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. He a great grandson of King Edward "Longshanks" I of England.
[his daughter] Joan Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. She a great granddaughter of King Edward "Longshanks" I of England.
[his daughter] Anne Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. She a great granddaughter of King Edward "Longshanks" I of England.
[his daughter] Katherine Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. She a great granddaughter of King Edward "Longshanks" I of England.
[his daughter] Margaret Courtenay Baroness Cobham was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. She a great granddaughter of King Edward "Longshanks" I of England.
[his son] Humphrey Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. He a great grandson of King Edward "Longshanks" I of England.
[his son] Thomas Courtenay was born to Hugh Courtenay 10th Earl Devon and Margaret Bohun Countess Devon. He a great grandson of King Edward "Longshanks" I of England.
Kings Wessex: Great x 14 Grand Son of King Alfred "The Great" of Wessex
Kings England: Great x 6 Grand Son of King Henry I "Beauclerc" England
Kings Franks: Great x 16 Grand Son of Louis "Pious" King Aquitaine I King Franks
Kings France: Great x 9 Grand Son of Robert "Pious" II King France
Great x 4 Grandfather: Renaud Courtenay
Great x 3 Grandfather: Renaud Courtenay
Great x 4 Grandmother: Helene du Donjon
Great x 2 Grandfather: Robert Courtenay 1st Baron Okehampton
Great x 3 Grandmother: Hawise Courcy
Great x 1 Grandfather: John Courtenay 2nd Baron Okehampton 3 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandfather: Baldwin Redvers 1st Earl Devon
Great x 3 Grandfather: William Redvers 5th Earl Devon
Great x 2 Grandmother: Mary Vernon Redvers Baroness Okehampton 2 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 4 Grandfather: Robert Beaumont Count Meulan
Great x 3 Grandmother: Mable de Beaumont Great Grand Daughter of King Henry I "Beauclerc" England
Great x 4 Grandmother: Maud FitzRoy de Dunstanville of Cornwall
Grand Daughter of King Henry I "Beauclerc" England
GrandFather: Hugh Courtenay 3rd Baron Okehampton 4 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandfather: Aubrey de Vere 1st Earl of Oxford
Great x 3 Grandfather: Robert de Vere 3rd Earl of Oxford
Great x 4 Grandmother: Agnes Essex Countess of Oxford
Great x 2 Grandfather: Hugh de Vere 4th Earl of Oxford
Great x 4 Grandfather: Walter de Bolbec
Great x 3 Grandmother: Isabel de Bolebec Countess of Oxford
Great x 1 Grandmother: Isabel Vere Baroness Okehampton
Great x 4 Grandfather: Robert Quincy
Great x 3 Grandfather: Saer Quincy 1st Earl Winchester
Great x 2 Grandmother: Hawise Quincy Countess Oxford
Great x 4 Grandfather: Robert Beaumont 3rd Earl of Leicester
Great x 3 Grandmother: Margaret Beaumont Countess Winchester
Great x 4 Grandmother: Petronilla Grandesmil Countess Leicester
Father: Hugh Courtenay 9th Earl Devon 5 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandfather: Geoffrey Despencer
Great x 3 Grandfather: Thomas Despencer
Great x 2 Grandfather: Hugh Despencer
Great x 3 Grandmother: Recuara Harcourt
Great x 1 Grandfather: Hugh Despencer
GrandMother: Eleanor Despencer Baroness Okehampton 4 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 4 Grandfather: Thomas Basset
Great x 3 Grandfather: Alan Basset
Great x 4 Grandmother: Adeliza Dunstanville
Great x 2 Grandfather: Philip Basset 2 x Great Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandfather: Philip Fitzrobert Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandmother: Aline Fitzrobert Great Grand Daughter of King Henry I "Beauclerc" England
Great x 1 Grandmother: Aline Basset 3 x Great Grand Daughter of King Henry I "Beauclerc" England
Great x 4 Grandfather: Godfrey Reginar
Great x 3 Grandfather: Matthew Reginar
Great x 4 Grandmother: Alice Hastings
Great x 2 Grandmother: Hawise Reginar
Hugh Courtenay 10th Earl Devon 6 x Great Grand Son of King Henry I "Beauclerc" England
Great x 1 Grandfather: Robert St John
GrandFather: John St John
Great x 4 Grandfather: Walter Cantilupe
Great x 3 Grandfather: William Cantilupe Baron
Great x 2 Grandfather: William Cantilupe
Great x 1 Grandmother: Agnes Cantilupe
Mother: Agnes St John Countess Devon
Great x 3 Grandfather: Herbert Fitzherbert
Great x 2 Grandfather: Piers Fitzherbert
Great x 1 Grandfather: Reginald Fitzpiers
GrandMother: Agnes Fitzpiers