Thomas of Lancaster, 1st Duke of Clarence

Prince of England (1387–1421)

Parents

• Mary de Bohun
• Henry IV of England

Children

• John de Clarence

Siblings

• Humphrey of Lancaster, 1st Duke of Gloucester
• Blanche of England
• Philippa of England
• Henry V of England
• John of Lancaster, Duke of Bedford
• Edward Plantagenet

Partners

• Margaret Beaufort, Countess of Somerset