Guillaume married Sybil De Tregoss in 1287. Sybil (daughter of John St John Of Tregoss) died in 1334. [Group Sheet] [Family Chart]
Mabel married John De Pateshulle in 1312. [Group Sheet] [Family Chart]
Family/Spouse: Roger De Beauchamp. Roger (son of Giles De Beauchamp and Catherine De Bures) died in 1379. [Group Sheet] [Family Chart]
Family/Spouse: Johanna Clopton. [Group Sheet] [Family Chart]