Gilbert CLARE, SURITY FOR THE MAGNA CHARTA EARL OF GLOUCESTER SIR
He married Isabel Sybil Marshall, Lady 9 Oct 1217 at England . Isabel Sybil Marshall, Lady was born at Pembrokeshire, Wales 9 Oct 1200 daughter of William pembroke Marshall, Earl and Isabel FitzGilbert Clare .
They were the parents of 2
children:
Richard Clare, 1st Earl of ClareGloucesterHertf Sir
born 4 Aug 1222.
Isabell Matilda Clare, Mar Queen of Scotland Hrh
born 2 Nov 1226.
Gilbert Clare, Surity for the Magna Charta Earl of Gloucester Sir died 25 Oct 1230 at Penrose, Brittany, France .
Isabel Sybil Marshall, Lady died 17 Jan 1239/40 at Berkhamstead, Hertfordshire, England .