Hervé married Jeanne de Rohan Abt 1255. Jeanne (daughter of Alain de Rohan and Éléonore de Porhoët) was born Abt 1235. [Group Sheet]
Hervé married Mahaud de Poissy 1281. Mahaud (daughter of Robert de Poissy and Isabelle de Marly) was born Abt 1261; died 1290. [Group Sheet]
Hervé married Jeanne de Montmorency 1307. Jeanne (daughter of Érard de Montmorency and Jeanne de Longueval) was born Abt 1286; died 1341. [Group Sheet]
Hervé married Marguerite d'Avaugour 1334. Marguerite (daughter of Henri d'Avaugour and Jeanne d'Harcourt) was born Abt 1310; died Aft 20 Jun 1375. [Group Sheet]