Isabella of Gloucester and Hertford

Isabella of Gloucester and Hertford
Lady of Annandale and Ireby
Born2 November 1226
Died10 July 1264
Spouse(s)Robert de Brus, 5th Lord of Annandale
IssueRobert VI the Bruce, Earl of Carrick
Lady Isabella FitzMarmaduke
Lady Constance Scot de Calverley
Richard Bruce
Sir Bernard Bruce
William Bruce
FatherGilbert de Clare, 4th Earl of Hertford
MotherIsabel Marshal

Isabella de Clare (2 November 1226 – 10 July 1264) was the daughter of Gilbert de Clare, 4th Earl of Hertford and 5th Earl of Gloucester and Isabel Marshal. She is also known as Isabel de Clare, but this is however, the name of many women in her family.