Alain married Villana de Castilla Abt 1110. Villana (daughter of Alfonso VI Fernández King of Castilla & León) was born Abt 1090. [Group Sheet]
Alain — . Unknown [Group Sheet]
Alain married Constance de Penthièvre Abt 1164. Constance (daughter of Alain II de Penthièvre and Berthe de Cornouaille) was born Abt 1140; died Aft 23 Jun 1184. [Group Sheet]
Marguerite married Hervé de Léon 1180. Hervé (son of Guiomar de Léon and Nobilis de Penthièvre) was born Abt 1165; died 1208. [Group Sheet]
Alain married Mabile de Fougères Abt 1185. Mabile (daughter of Raoul II de Fougères and Jeanne de Dol) was born Abt 1165. [Group Sheet]