Geoffrey VI "Mantell" Plantagenet, Count of Nantes - Pedigree | FamilyCentral
 3 Jun 1134 - 27 Jul 1157
 24 Aug 1113 - 7 Sep 1151
 Bef 5 Aug 1102 - 10 Sep 1169
 1092 - 10 Nov 1143
 Abt 1079/80 - 1 May 1118