Biography of John IV Count Armagnac 1396-1450

On 15th October 1396 John IV Count Armagnac was born to Bernard VII Count Armagnac (age 33) and Bonne Valois Countess Armagnac and Savoy (age 31). Coefficient of inbreeding 6.25%.

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

In 1416 [his daughter] Bonne Armagnac was born to John IV Count Armagnac (age 19) and [his wife] Blanche Montfort Countess Armagnac (age 19). Coefficient of inbreeding 1.93%.

On 12th June 1418 [his father] Bernard VII Count Armagnac (age 55) died. His son John (age 21) succeeded IV Count Armagnac. [his wife] Blanche Montfort Countess Armagnac (age 21) by marriage Countess Armagnac.

Before 1419 [his wife] Blanche Montfort Countess Armagnac (age 21) died.

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

In 1420 [his son] Jean V Count Armagnac was born to John IV Count Armagnac (age 23) and [his wife] Isabella Évreux Countess Armagnac (age 25). Coefficient of inbreeding 1.94%.

In 1420 [his daughter] Marie Armagnac Duchess Alençon was born to John IV Count Armagnac (age 23) and [his wife] Isabella Évreux Countess Armagnac (age 25). Coefficient of inbreeding 1.94%.

Before 29th May 1421 John II King Aragon (age 22) and [his sister-in-law] Blanche Évreux Queen Consort Aragon (age 33) were married. She by marriage Queen Consort Aragon. She the daughter of [his father-in-law] Charles III King Navarre (age 60) and [his mother-in-law] Eleanor of Castile Queen Consort Navarre (age 58). He the son of Ferdinand I King Aragon and Eleanor of Alberquerque Queen Consort Aragon (age 47). They were first cousin once removed. She a great x 5 granddaughter of King Henry III of England.

In 1423 [his daughter] Eléonore Armagnac was born to John IV Count Armagnac (age 26) and [his wife] Isabella Évreux Countess Armagnac (age 28). Coefficient of inbreeding 1.94%.

In 1425 [his son] Charles Armagnac I Count Armagnac was born to John IV Count Armagnac (age 28) and [his wife] Isabella Évreux Countess Armagnac (age 30). Coefficient of inbreeding 1.94%.

In 1430 [his daughter] Isabelle Armagnac was born to John IV Count Armagnac (age 33) and [his wife] Isabella Évreux Countess Armagnac (age 35). Coefficient of inbreeding 1.94%.

In 1435 [his mother] Bonne Valois Countess Armagnac and Savoy (age 70) died.

In 1435 [his wife] Isabella Évreux Countess Armagnac (age 40) died.

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

Chronicle of Gregory. 21st January 1437. And that year the King (age 15) ordaynyde the Parlyment to be holde at Caumbryge [Map], but aftyr warde by goode counselle it was tornyde and holde att Westemyster; the whyche Parlyment be ganne the xxj day of Janyver. And to that Parlyment come the Byschoppe of Tyrwynne [Thérouanne] ande the counselle of the Erle of Armanacke (age 40).

In 1448 [his daughter] Bonne Armagnac (age 32) died.

On 5th November 1450 John IV Count Armagnac (age 54) died. His son [his son] Jean (age 30) succeeded V Count Armagnac.

Amadeus "Red Count" Savoy VII Count Savoy and [his mother] Bonne Valois Countess Armagnac and Savoy were married. She the daughter of [his grandfather] John Valois 1st Duke Berry and [his grandmother] Joanne Armagnac Duchess Berry. He the son of Amadeus "Green Count" Savoy VI Count Savoy and Bonne Bourbon Countess Savoy. They were fourth cousin twice removed.

[his father] Bernard VII Count Armagnac and [his mother] Bonne Valois Countess Armagnac and Savoy were married. She by marriage Countess Armagnac. She the daughter of [his grandfather] John Valois 1st Duke Berry and [his grandmother] Joanne Armagnac Duchess Berry. He the son of [his grandfather] John II Count Armagnac and [his grandmother] Jeanne Countess Armagnac. They were first cousins.