List of 21 ancestors found in 40 iterations (21 distinct persons and 21 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Mathilde de Namur (1097-10/09/1169)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Godefroy Ier de Namur (1066-19/08/1139)
3Mathilde de Limbourg (1085-01/01/1141)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Albert III de Namur (1027-06/07/1102)
5Ida de Saxe Billung (~1035-14/08/1102)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Albert II de Namur (0997-15/12/1037)
9Réginlinde de Haute-Lorraine (1005-1067)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Albert I de Namur (~0959-)
17Ermengarde de Basse-Lotharingie (0975-01/01/1012)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Robert de Namur (~0920-0981)
33Ermengarde de Lorraine (~0940-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
64Béranger de Namur (~0880-0946)
65Symphoria de Hainaut (0880-0952)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
130Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
131Albérade de Lorraine (0862-24/01/0919)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
262Charles II de France (13/06/0823-0877)
263Ermentrude d'Orléans (04/0825-0869)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
524Louis Ier le Pieux de France (16/04/0778-20/06/0840)
525Judith de Bavière (0805-19/04/0843)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1048Charlemagne de France (02/04/0747-28/01/0814)
1049Hildegarde von Vintzgau (~0757-26/04/0783)