List of 9 ancestors found in 40 iterations (9 distinct persons and 9 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Baudouin d'Estrepy (~1170-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Alard de Harchies (~1140-)
3Clémence de Ribecourt (~1142-)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Alard d'Estrepy (~1110-)
5Hildetrude d'Audregnies (~1112-)
6Robert de Ribecourt (~1112-)
7Agnès de Wambaix (~1114-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Alard d'Estrepy (~1080-)
9Gerburge ? (~1082-)