GAUTHIER ”Hay” de la Guerche (-after 1094). Seigneur de la Guerche. Du Paz quotes a charter which records (1) that “dominum Gualtherium Hay et Basiliam eius uxorem” founded the priory of la Madeleine de Poëncy in 1094 and (2) that “dominum Guillelmum de Guirchia filium domini Gaufridi de Pouëncio” agreed with Marmoutiers the number of monks at the monastery in 1278[1668]. mBASILIE, daughter of --- (-after 1094). Du Paz quotes a charter which records (1) that “dominum Gualtherium Hay et Basiliam eius uxorem” founded the priory of la Madeleine de Poëncy in 1094 and (2) that “dominum Guillelmum de Guirchia filium domini Gaufridi de Pouëncio” agreed with Marmoutiers the number of monks at the monastery in 1278[1669]. Gauthier & his wife had one child