| Richard DE CLARE , Earl of Hertford & Clare (ca1153 - 1217) |
William MARSHAL , Earl of Pembroke (1146 - 1219) |
| Amicia OF GLOUCESTER (? - 1225) |
Isabel DE CLARE , Countess Strigoil, Countess of Pembroke (ca1174 - 1220) |
| Gilbert DE CLARE , Earl of Gloucester, Earl of Hertford & Clare | Isabella MARSHAL |
| ali. Gilbert of Gloucester b. ca 1180 bp. d. Oct 25, 1230, Penros (now Perros-Guirec), Côtes-d-Armor, Bretagne, France bur. Gloucester, Gloucestershire, England occ. rel. edu. |
ali. b. Oct 9, 1200, Pembroke, Wales bp. d. Jan 17, 1240, Hertfordshire, England bur. Hampshire, England occ. rel. edu. |
| Richard DE CLARE , Earl of Gloucester, Earl of Hertford |