- Born: Abt 1222, Thetford, Norfolk, England
- Married (1): 1232, Shere, Surrey, England
- Married (2): Abt 1225, , Norfolk, England
- Died: 1239
Ancestral File Number: 83XD-4P. User ID: 18909855.
World Ancestral Chart No. 125360 Ancestors of Patricia Ann Kieffer.
Ancestral File Ver 4.13 83XD-4P.
Isabel married John FITZ GEOFFREY, son of Geoffrey FITZ PIERS and Aveline De CLARE, in 1232 in Shere, Surrey, England. (John FITZ GEOFFREY was born about 1206-1215 in Shere, Surrey, England and died on 23 Nov 1238-1253.)
Isabel also married Gilbert De LACY about 1225 in , Norfolk, England.