Father: Duke Thomas of Mowbray-Norfolk Born: 1366 Married: 1384 Died: September 22, 1400
Mother: Lady Elizabeth Fitzalan of Arundel Born: 1367 Died: 1425
Children: 1. Lady Elizabeth of Mowbray-Norfolk (b.1385) 2. Duke Thomas of Mowbray-Norfolk (b.1387) 3. Duke John of Mowbray-Norfolk (b.1392) 4. Lady Isabel of Mowbray-Norfolk (b.1395) 5. Lady Margaret of Mowbray-Norfolk (b.1398)