William de Berkeley, 1st Marquess of Berkeley

English peer (1426–1492)

Parents

• Isabel de Mowbray
• James Berkeley, 1st Baron Berkeley

Children

• Sir Thomas Berkeley
• Katherine Berkeley

Siblings

• Isabel Berkeley
• unknown daughter Berkeley
• unknown daughter Berkeley
• unknown daughter Berkeley
• Thomas Berkeley
• James Berkeley
• Alice Berkeley
• Maurice Berkeley, 3rd Baron Berkeley
• Elizabeth Ferrers, 6th Baroness Ferrers of Groby

Partners

• Anne Fiennes
• Elizabeth West
• Joan Strangways