Family/Spouse: Agnes de Ferrers. Agnes (daughter of William de Ferrers, 5th Earl of Derby and Sibyl Marshal) died on 11 May 1290. [Group Sheet] [Family Chart]
Family/Spouse: Isabella de Beaumont. Isabella (daughter of Louis de Brienne and Agnes de Beaumont) died in 1334. [Group Sheet] [Family Chart]
Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Family/Spouse: Clemence. Clemence (daughter of Henry II of Avaugour, Count of Avaugor and Marie de Beaumont) died in 1343. [Group Sheet] [Family Chart]