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

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Jean Derwa (08/05/1802-21/07/1862)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Pierre Derwa (02/05/1763-)
3Marie Derwa (23/04/1765-18/11/1843)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Libert Derwa (~1733-19/11/1800)
5Marie Laurent (23/03/1720-25/10/1791)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Jean Laurent (~1690-)
11Anne Piette (08/1692-13/10/1746)
Generation 4 - 4 person(s) on 16 (4 distinct persons)
20Sébastien Laurent (~1660-)
21Jeanne Guilick (~1662-)
22François Piette (~1662-)
23Anne Jamar (12/03/1656-)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
46Marc Jamar (~1626-)
47Catherine Dupont (~1628-26/02/1665)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
94Bartholomé Dupont (~1598-)
95Marguerite Dupont (~1600-)