Joan of Lancaster

Parents

• Henry, 3rd Earl of Lancaster
• Maud Chaworth

Children

• John de Mowbray, 4th Baron Mowbray

Siblings

• Eleanor of Lancaster
• Henry of Grosmont, 1st Duke of Lancaster
• Mary of Lancaster
• Maud of Lancaster, Countess of Ulster
• Blanche of Lancaster
• Isabel of Lancaster

Partners

• John de Mowbray, 3rd Baron Mowbray