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)
1Bouchard de Crequy-Fressin (1045-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Baudouin III de Crequy-Fressin (0989-1057)
3Marguerite de Louvain (~1028-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Henri de Louvain (~0995-)
7Adèle de Flandres (~1011-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
14Baudouin IV le Barbu de Flandre (0988-30/05/1036)
15Ogive de Luxembourg (0986-1031)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
28Arnoul II le Jeune de Flandre (~0958-19/04/0987)
29Rozala d'Italie (~0960-07/02/1003)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
56Baudouin Ill de Flandre (0940-21/11/0962)
57Mechtilde de Saxe (0943-25/05/1008)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
114Herman de Saxe (0920-27/03/0973)
115Hildegarde von Westerburg (0902-)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
228Billung IV de Saxe (0900-26/03/0967)
229Ermengarde de Nantes (0900-)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
458Wipert de Nantes (0860-)
459Adaltrude d'Aurillac (~0872-)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
916Lambert de Nantes (~0830-0867)
917Rotrude de Germanie (0836-0882)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1832Lambert II de Nantes (0775-09/09/0836)
1833Théodrate d'Italie (~0800-0836)