Pierre married Agnès de Vendôme Abt 1175. Agnès (daughter of Bouchard de Vendôme) was born Abt 1155; died Between 1201-1202, Fontaines, év. Maillezais, Poitou (ar. Fontenay-le-Comte, Vendée), France. [Group Sheet]
Bouchard de Vendôme (5.Pierre3, 2.Jean2, 1.Pierre1) was born Abt 1225; died 1271; was buried , Église collégiale Saint-Georges de Vendôme, Loir-et-Cher, Orléanais, France.