List of 19 ancestors found in 40 iterations (19 distinct persons and 19 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Guillaume de Bournonville (~1040-~1070)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Eustache Ier de Guînes (~1016-~1065)
3Suzanne de Ghermines (~1010-~1046)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Rodolphe Ier de Guînes (~0990-30/05/1036)
5Rosèle de Saint Pol (~0986-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Ardulf Ier le Posthume de Guînes (0966-)
9Mathilde de Boulogne (~0970-~1005)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Siegfried Ier de Guines (~0905-0972)
17Elftrude de Flandre (~0933-0972)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Harald de Danemark (~0900-)
33Gisèle de Lorraine (~0860-25/10/0907)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
66Lothaire II de Germanie (~0835-12/08/0875)
67Waldrade de Wormsgau (0815-08/04/0879)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
132Lothaire Ier de Germanie (0795-29/09/0855)
133Ermengarde de Tours (0804-20/05/0851)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
264Louis Ier le Pieux de France (16/04/0778-20/06/0840)
265Ermengarde de Hesbaye (0780-03/10/0818)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
528Charlemagne de France (02/04/0747-28/01/0814)
529Hildegarde von Vintzgau (~0757-26/04/0783)