Mabel married Ralph I DE CLERE of Wilton, Sinnington, Shere, son of Roger I DE CLERE of Sinnington and Unknown. (Ralph I DE CLERE of Wilton, Sinnington, Shere was born about 1130 in Wilton, Pickering, North Riding Yorkshire, England and died in 1205 in Shere, Guildford, Surrey, England.)