Biography of John IV Count Armagnac 1396-1450

On 15th October 1396 John IV Count Armagnac was born to [his father] Bernard VII Count Armagnac (age 33) and [his mother] Bonne Valois Countess Armagnac and Savoy (age 31). Coefficient of inbreeding 6.48%.

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 1410 [his brother-in-law] Charles Valois Duke Orléans (age 15) and [his sister] Bonne Armagnac Duchess Orléans (age 10) were married. She by marriage Duchess Orléans. She the daughter of [his father] Bernard VII Count Armagnac (age 47) and [his mother] Bonne Valois Countess Armagnac and Savoy (age 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 1414 John Valois I Duke Alençon was created I Duke Alençon. [his sister-in-law] Marie Montfort Duchess Alençon (age 22) by marriage Duchess Alençon.

In 1416 [his daughter] Bonne Armagnac was born to John IV Count Armagnac (age 19) and [his wife] Blanche Montfort Countess Armagnac (age 19). She a great x 4 granddaughter of King Henry III of England. Coefficient of inbreeding 2.34%.

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 2.33%. He married 19th August 1479 his first cousin once removed Jeanne Foix, daughter of Gaston IV Count Foix and Eleanor Trastámara Queen Consort Navarre.

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 2.33%. She married 1437 her second cousin John Valois II Duke Alençon, son of John Valois I Duke Alençon and Marie Montfort Duchess Alençon, and had issue.

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 2.33%.

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 2.33%.

Around 1430 [his sister] Bonne Armagnac Duchess Orléans (age 30) died.

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 2.33%.

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 Jean (age 30) succeeded V Count Armagnac.

[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.

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.