He [Thomas de Cailly] m. Margaret, daughter of Sir Walter de Norwich, of Mettingham, Suffolk, by Margaret, his wife. He dsp. betweeen 10 May and 30 July 1316, which last date is that of the writ for his Inq.p.m. His widow m. probably about 1320, Robert d'Ufford, 1st Earl of Suffolk, who d. 4 Nov 1369. She d. early in 1368, and was buried in Campsey Priory, Suffolk. [Complete Peerage II:470]