Geoffroy married Sibylle de La Guerche Abt 1235. Sibylle (daughter of Guillaume de La Guerche and Hersende de Sillé-Le-Guillaume) was born Abt 1218; died 1251. [Group Sheet]
Geoffroy married Belle-Assez de Thouars Abt 1258. Belle-Assez (daughter of Guy de Thouars and Alix de Mauléon) was born Abt 1240; died 1301. [Group Sheet]
Marquise married Guillaume de Rochefort Abt 1260. Guillaume was born Abt 1230; died Aft 1275. [Group Sheet]
Geoffroy married Isabeau de Machecoul Abt 1290. Isabeau (daughter of Olivier de Bretagne and Eustache de Vitré) was born 1272; died 23 Sep 1313. [Group Sheet]
Thibaut married Anne de Neuville Abt 1285. Anne (daughter of Emery de Neuville and Ysabeau d'Iré) was born Abt 1265; died Aft 1327. [Group Sheet]
Eustaisse married Olivier de Tinténiac Abt 1305. Olivier (son of Olivier de Tinténiac and Havoise d'Avaugour) was born Abt 1285. [Group Sheet]
Aliete married Olivier II de Rohan 1307. Olivier (son of Alain de Rohan and Thomasse de La Roche-Bernard) was born Abt 1271; died 1326. [Group Sheet]
Guillaume married Philippes de Laval 1308. Philippes (daughter of Guy de Laval and Jeanne de Brienne) was born Abt 1288. [Group Sheet]