Piers married Clare, COUNTESS OF GLOUCESTER & Margaret De on 1 Nov 1307 in OF TUNBRIDGE CAS, KENT, ENGLAND. Margaret (daughter of Clare, EARL OF GLOUCESTER & HERT Gilbert "The Red Earl" De and England, COUNTESS OF GLOUCESTER & Joan "Of Acre" Princess of) was born in in Of, Tewkesbury, Gloucestershire, England; died on 9 Apr 1342 in France. [Group Sheet] [Family Chart]
