List of 3 ancestors found in 40 iterations (3 distinct persons and 3 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Marguerite de Bavay (~1005-1042)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Godefroy de Bavay (~0970-1019)
3Jeanne de Bohain (~0980-1026)