List of 23 ancestors found in 40 iterations (23 distinct persons and 23 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Guillaume III de Varennes (1115-1148)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Guillaume II de Warenne (~1085-11/05/1138)
3Elisabeth de Vermandois (1085-13/02/1131)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Hugues Ier Le Grand de Vermandois (~1057-18/10/1102)
7Adélaide de Vermandois (1062-23/09/1120)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
14Herbert V de Vermandois (~1015-~1076)
15Adèle de Valois (~1040-~1101)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
28Eudes Ier de Vermandois (~0980-~1047)
29Pavie de Ham (~0998-~1058)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
56Herbert III de Vermandois (~0955-~1015)
57Ermengarde de Bar sur Seine (~0955-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
112Albert Ier de Vermandois (~0910-08/09/0987)
113Gerberge de Lorraine (~0935-)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
226Giselbert II de Maasgau (0880-02/10/0939)
227Gerberge de Saxe (0914-05/05/0984)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
452Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
453Albérade de Lorraine (0862-24/01/0919)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
906Charles II de France (13/06/0823-0877)
907Ermentrude d'Orléans (04/0825-0869)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1812Louis Ier le Pieux de France (16/04/0778-20/06/0840)
1813Judith de Bavière (0805-19/04/0843)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
3624Charlemagne de France (02/04/0747-28/01/0814)
3625Hildegarde von Vintzgau (~0757-26/04/0783)