Isabel married Henry (of Grosmont) PLANTAGENET about 1322. Henry (son of Earl Henry PLANTAGENET and Maud DE CHAWORTH) was born about 1300 in Grosmont Castle,Grosmont,Monmouthshire,England; died on 24 Mar 1360 in Spms, Leicester, Leicestershire, England; was buried in Newark Church,Leicester,Leicestershire,England. [Group Sheet] [Family Chart]