William was born about 1253, the son of unknown parents. The place is not known.
He died about 1280. The place is not known.
His wife was Beatrix FitzPeter. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1253 |
|
|||
| Death | ABT 1280 |
|
Note 1
Sir Reynold II de Mohun, Justice of the Common Pleas, Governor of Saubey Castle b. c 1206, d. 20 Jan 1258 & Isabel de Ferrers b. c 1224, d. 26 Nov 1260