Matilda FitzRoy, Duchess of Brittany

12th-century illegitimate daughter of King Henry I of England

Maud or Matilda Fitzroy, was a duchess consort of Brittany by her marriage to Conan III, Duke of Brittany. She was an illegitimate daughter of Henry I of England by one of his unknown mistresses.^[1]

Duchess consort of Brittany

Matilda married, before 1113, Conan III, Duke of Brittany, and had:

• Hoel (1116 - 1156) – disinherited from the Ducal crown; Count of Nantes;^[2]
• Bertha (1114 - after 1155) – married Alan of Penthièvre;^[2][a] upon Alan's death in 1146, she returned to Brittany.
• Constance (1120 - 1148) – married Sir Geoffroy II, Sire de Mayenne, son of Juhel II, Seigneur de Mayenne.

Notes

1. King Stephen of England created Alan 1st Earl of Richmond and 1st Earl of Cornwall

References

1. Bryan 2016, p. 173.
2. Warren 1977, p. 75.

Sources

• Bryan, Elizabeth J. (2016). "Matthew Parker and the Middle English Prose Brut". In Rajsic, Jaclyn; Kooper, Erik; Hoche, Dominique (eds.). The Prose Brut and Other Late Medieval Chronicles. York Medieval Press.
• Warren, Wilfred Lewis (1977). Henry II. Yale University Press.