Blanche Mortimer

Parents

• Joan de Geneville, 2nd Baroness Geneville
• Roger Mortimer, 1st Earl of March

Children

Siblings

• Maud Mortimer
• Joan Mortimer
• Beatrice Mortimer
• Edmund Mortimer
• Geoffrey Mortimer
• John Mortimer
• Katherine Mortimer, Countess of Warwick
• Agnes Mortimer, Countess of Pembroke
• Elinor ferch Roger Mortimer
• Roger Mortimer
• Margaret Mortimer
• Isabella Mortimer

Partners

• Peter de Grandison