HERVE de Léon, son of HERVE de Léon & his wife --- (-1304). Jean Duke of Brittany issued judgment against “Hervé de Leon chevalier seigneur de Chateauneuf et Hervé de Leon son fils chevalier...[et] Guillaume de Leon fils doudit Hervé le pere” who were suspected in the death of “Alain Nuz jadis chevalier” dated Feb 1296[679].
m (contract Mar 1288) as her first husband, JEANNE de Rohan, daughter of ALAIN [VI] Vicomte de Rohan & his second wife Thomasse de la Rochebernard (-after Jun 1312). The marriage contract between “Alain vicomte de Rohan chevalier...Joane de Rohan...fille doudit vicomte...madame Ysabiau mere de lad. Joane” and “Hervé de Leon fuiz einzné et principal heir monsour Hervé de Leon” is dated Mar 1288[680]. She married secondly Pierre de Guergolé. "Monseigneur Jehan de Guergollé" ratified the grant of payments to “Pierre de Guergollé...son pere...Janne femme doudit Pierres” by “Olivier Vicomte de Rohan chevalier frere de ladite Joane” by charter dated Apr 1312[681]. "Pierres de Guergolé ou nom de Joanne de Rohan sa femme…a l´octorité de Monsier Rolan de Guergolé son curatour" and “le Vicomte de Rohan freire de ladite Joanne” reached agreement on payments by charter dated early Jun 1312[682].
Hervé & his wife had children