List of 21 ancestors found in 40 iterations (21 distinct persons and 21 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
Generation 3 - 4 person(s) on 8 (4 distinct persons)
8Philippe de Merode (~1565-1597)
9Ursula Schieffart von Merode (~1570-16/01/1622)
10Charles d'Arenberg (22/02/1550-18/01/1616)
11Anne de Croy-Arschot (04/05/1563-26/02/1635)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
Generation 9 - 2 person(s) on 512 (2 distinct persons)