List of 17 ancestors found in 40 iterations (15 distinct persons and 17 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Auguste d'Airaines (1006-1065)
5Jehanne de Wignacourt (1016-1079)
6Gauthier III d'Hornoy (~1020-1065)
7Béatrix d'Ailly (~1031-1081)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
Generation 4 - 6 person(s) on 16 (4 distinct persons)