Gilbert de Umfreville

   FamilySearch ID: PH71-455.

Gilbert married Margaret de Clare, daughter of Thomas de Clare Lord of Thomond and Juliana FitzMaurice Lady of Thomond. (Margaret de Clare was born about 1287 in Bunratty Castle, County Clare, Ireland, christened in 1292 in Monmouth Castle, Monmouthshire, Wales and died about 1333 in Convent house of the Minorite Sisters, Aldgate, London, England.)