Isabeau of Brittany

Isabeau of Brittany
Bornc. 1478
Nantes, Brittany
Died10 June 1490 (aged 11–12)
Rennes, Brittany
Burial
HouseDreux-Montfort
FatherFrancis II, Duke of Brittany
MotherMargaret of Foix
ReligionRoman Catholicism

Isabeau of Brittany (in French Isabeau de Bretagne) (1478-10 June 1490), was the younger daughter of Francis II, Duke of Brittany and Margaret of Foix. She was, during her life, her sister Anne of Brittany's heir to the Duchy of Brittany.