List of 17 ancestors found in 30 iterations (17 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 Ier de Blangy (~0975-~1028)
5Blanche d'Humières (~0985-~1045)
6Jehan de Bours (0995-1047)
7Alix de Saint Pol (~1002-1054)
Generation 3 - 6 person(s) on 8 (6 distinct persons)
Generation 4 - 4 person(s) on 16 (4 distinct persons)