List of 27 ancestors found in 40 iterations (27 distinct persons and 27 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Adèle de Ponthieu (23/04/1172-18/09/1241)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Jean Ier de Ponthieu-Montgomery (~1142-30/06/1191)
3Béatrix de Saint Pol (~1147-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Guy II de Ponthieu-Montgomery (~1115-1147)
5Ida de Saint Pol (~1120-~1178)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Guillaume II de Belleme-Montgomery (~1095-29/06/1171)
9Alix de Bourgogne (~1080-28/02/1141)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Robert II de Belleme-Montgomery (1055-1114)
17Agnès de Ponthieu (1064-~1101)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Roger II de Montgommery (~1030-27/09/1094)
33Mabille de Bellême (~1025-1079)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
66Guillaume II de Bellême (~0995-~1052)
67Hildeburge de Beaumont-au-Maine (1000-08/12/1042)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
132Guillaume d'Alençon (0961-1031)
133Mathilde de Ganelon (~0970-1033)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
264Yves de Bellême (~0922-1008)
265Godehilde de Beaumont Maine (0939-)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
530Hugues Ier du Mans (0891-0947)
531Bilihildis du Maine (0892-01/01/0952)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1060Rotger Ier du Maine (0866-31/10/0900)
1061Rothilde de France (~0871-22/03/0925)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2122Charles II de France (13/06/0823-0877)
2123Richilde de Metz (0842-02/06/0910)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4244Louis Ier le Pieux de France (16/04/0778-20/06/0840)
4245Judith de Bavière (0805-19/04/0843)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
8488Charlemagne de France (02/04/0747-28/01/0814)
8489Hildegarde von Vintzgau (~0757-26/04/0783)