List of 7 ancestors found in 40 iterations (7 distinct persons and 7 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Pierre Yernaux (~1613-28/12/1660)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Pierre Yernaux (~1583-1627)
3Catherine Rousseau (~1585-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Jehan Ierna de Royteau de Wirmo (~1553-)
5Claire ? (~1555-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Lambert Ierna de Royteau de Wirmo (~1500-1574)
9? de Wirmonsart (~1502-)