ALAIN [II] de Rohan (-after 1168). Vicomte de Rohan et de Castelnoec. "Allanus vicecomes" donated property "ante portam castri mei novi…Rohan" to the monks of Saint-Martin by charter dated 1128, witnessed by "Jostho filius eius…"[1402]. Seigneur de Guéméné et de Guingamp. "Eudo Britannie comes" donated property to Saint-Martin de Josselin, with the consent of "fratrum meorum…Joscii vicecomitis et Alani Ceoche", witnessed by "Roaldo Dongie vicecomitis, Henrico de Arundelle, ---dio de Leon, Gaufredo de Monteforti", with the consent of "Alano de Rohan cognato meo", by charter dated 1164, witnessed by "…Stephanus frater meus…Guihomarus alterius filius de Leon…"[1403]. "Conan dux Britannie comes Richmundie" confirmed the donation of Plubihan and Plougasnou to Saint-Georges de Rennes by charter to [1156/69], witnessed by "Margarita comitissa, Willelmo filio Hamon, Alano de Rohan, Constancia sorore comitis…"[1404]. m ---. The name of Alain's wife is not known. Alain [II] & his wife had one child