William married Anne PLANTAGENET, [COUNTESS OF STAFFORD AND EU] before 20 Nov 1405 in Of. Anne was born in Apr 1383 in Of, Pheshy, Essex, England; was christened in May 1383 in , Pleshey, Essex, England; died on 16 Oct 1438; was buried in Priory, Llanthony, Gloucestershire, England. [Group Sheet] [Family Chart]