HERVE de Léon, son of GUIOMAR [III] Vicomte de Léon & his wife Nobilis --- (-1208). "Guidomarus…Leonensis dominus et uxor suo Nobilis filiique sui Guidomarus et Herveus" founded the abbey of Daoulas by undated charter[662]. Robert of Torigny records that "Gaufridus regis Henrici" kept "Herveo fratre eius" after "Guihummaro juniori" was allowed to inherit part of his father's property after their castle was captured in 1179[663]. "Alanus vicecomes de Rohan...cum uxore mea Constancia" founded Bonrepos abbey for his own burial and that of "Alanus filius meus", with the consent of “Alano filio meo”, and donated property “in Britannia et in Anglia...in episcopate Eliensi...ecclesiam de Fuleburne...”, witnessed by “Herveo de Leon, Herveo filio Comitis...”, a second version of the document dated 20 Jun 1184 recording the consent of “Alano et Guillelmo filiis meis”, and a third version, undated, the consent of “Margarita et Ælizia filiabus meis” (witnessed by “Eudone filio Comitis, Henrico fratre eius, Herveo de Leuns, Daniele Senescallo, Galterio filio Ruelloni...”)[664]. "Herveus de Leonia" confirmed the donations of property made by "H. de Leonia avi nostri…G. pater meus et N. mater mea et G. frater" to the church of Dol by charter dated 1186[665]. Seigneur de Châteauneuf.
m ---. The name of Hervé´s wife is not known.
Hervé & his wife had two children