Marguerite married Alain II d'Avaugour Abt 1263. Alain (son of Henri II de Penthièvre and Marguerite de Mayenne) was born 1224; died 1267. [Group Sheet]
Alix married Jean de Kergorlay Abt 1285. Jean was born Abt 1230; died Aft 1303. [Group Sheet]
Pierre married Jeanne de Rohan 7 Sep 1310. Jeanne (daughter of Alain de Rohan and Thomasse de La Roche-Bernard) was born Abt 1280. [Group Sheet]
Jean married Jeanne de Rieux Abt 1330. Jeanne (daughter of Guillaume de Rieux and Louise de Machecoul) was born Abt 1300. [Group Sheet]