ID: 222(previous next)
Name: John Montfort IV, Duke of Brittany
Full Name: John
Born:1339
Died: 01/11/1399, aged 60
Style: Duke of Brittany
Territories:
John IV, Duke of Brittany|Duke of Brittany|John VI, Duke of Brittany
From: 1345
To: 1399
Style: Count of Montfort
Territories:
Count of Montfort|John VI, Duke of Brittany
From: 1345
To: 1399
Parent: John IV, Duke of Brittany
Parent: Joanna of Flanders
Spouse: Mary of Waltham
married: 1361
until their death in 1361
John Montfort IV, Duke of Brittany and Mary of Waltham are 3rd cousins Common ancestors
Spouse: Joan Holland
married: 05/1366
until their death in 1384
John Montfort IV, Duke of Brittany and Joan Holland are 3rd cousins Common ancestors
Spouse: Joan of Navarre
married: 02/10/1386
until own death in 1399
John Montfort IV, Duke of Brittany and Joan of Navarre are 2nd cousins twice removed Common ancestors
With: Joan of Navarre
Child: Jeanne of Brittany at the age of 48
Child: Isabelle of Brittany at the age of 49
Child: John VI, Duke of Brittany at the age of 50
Child: Marie of Brittany at the age of 52
Child: Margaret of Brittany at the age of 53
Child: Arthur III, Duke of Brittany at the age of 54
Child: Gilles of Brittany at the age of 55
Child: Richard, Count of Etampes at the age of 57
Child: Blanche of Brittany at the age of 58