Ofir, Found alittle more for you. Isabel Fitz Roy b. abt 1225,Prop. Kent,England. married abt. 12 July 1247. Maurice de Berkley. She died 7 July 1276/
Lorette de Dover b. Abt. 1228 , again Prob. Kent,England. m. William Marmion 1245.
Not a lot. Hope it's helpful.
Still have to check my New Eng Hist gen ref.
Judy