Family: Gilbert de Clare / Lady Isabella Marshal (F1156)
m. 9 Oct 1217-
Father | Male
Gilbert de Clare
Born 1182 Hertford, Hertfordshire, England 
Died 25 Oct 1230 Penrose, Bretagne Buried 10 Nov 1230 Tewkesbury, Gloucestershire, England Married 9 Oct 1217 England Father Richard de Clare | F1158 Group Sheet Mother Amice of Gloucester | F1158 Group Sheet
Mother | Female
Lady Isabella Marshal
Born Abt 1203 Pembrokeshire, Wales Died 16 Jan 1240 Berkhampstead, Hertfordshire, England Buried Father William Marshall | F2660 Group Sheet Mother Isabel de Clare | F2660 Group Sheet
Child 1 | Female
Isabel de Clare
Born 8 Nov 1226 Gloucestershire, England Died 10 Jul 1264 probably Scotland Buried Spouse Robert de Bruce | F1186 Married 20 May 1240 Scotland