List of 19 ancestors found in 40 iterations (19 distinct persons and 19 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Aélis de Saint Omer (1034-1095)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Rabel de Saint Omer (1002-1063)
3Ghislaine de Gand (~1008-~1059)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Lambert Ier de Saint Omer (0955-1042)
5Béatrix de Hainaut (0984-01/01/1045)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Rainier IV de Hainaut (~0962-~1013)
11Hadwige de France (~0970-)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
20Régnier III de Hainaut de Mons (0920-0973)
21Adélaïde de Dagsbourg de Louvain (0930-0969)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
40Régnier II de Hainaut (~0882-0932)
41Adélaïde de Bourgogne (~0889-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
80Régnier Ier au Long Col de Hainaut (25/10/0860-19/01/0915)
81Albérade de Lorraine (0862-24/01/0919)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
162Charles II de France (13/06/0823-0877)
163Ermentrude d'Orléans (04/0825-0869)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
324Louis Ier le Pieux de France (16/04/0778-20/06/0840)
325Judith de Bavière (0805-19/04/0843)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
648Charlemagne de France (02/04/0747-28/01/0814)
649Hildegarde von Vintzgau (~0757-26/04/0783)