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)
1Léon Collignon (11/07/1863-03/12/1897)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Lambert Collignon (21/05/1824-26/10/1864)
3Marie Mercy (26/09/1824-18/03/1900)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4François Collignon (20/04/1795-13/01/1875)
5Marie Lozet (~1796-20/05/1834)
6François Mercy (15/06/1802-)
7Marie Dumont (~1804-)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
8Lambert Collignon (17/09/1768-07/01/1860)
9Bernardine Fagneray (~1762-07/10/1822)
12Gilles Mercy (~1772-)
13Marie Louvigny (~1774-)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Joseph Collignon (10/06/1739-17/05/1817)
17Marie Legrand (18/04/1737-1787)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Gilles Collignon (~1704-06/06/1741)
33Marguerite Gavrenne (~1706-01/01/1774)