List of 27 ancestors found in 40 iterations (27 distinct persons and 27 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Alexandre de Gavrelle (1152-1216)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Louis de Gavrelle (1121-1186)
3Guillemette de Wailly (1135-1189)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Godefroy Ier d'Arleux (1093-1155)
5Clotilde de Wavrin (1104-1173)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Alof de Wavrin (1067-1128)
11Clémence de Saint Omer (1073-1123)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
20Gaultier de Wavrin (1040-1089)
21Marie de Sainte Aldegonde (1045-1094)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
42Hugo Ier de Sainte Aldegonde (1018-1073)
43Estelle de Wissocq (1024-1076)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
84Huon II de Sainte Aldegonde (~0990-~1046)
85Angèle de Guines (~0997-~1054)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
170Ardulf Ier le Posthume de Guînes (0966-)
171Mathilde de Boulogne (~0970-~1005)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
340Siegfried Ier de Guines (~0905-0972)
341Elftrude de Flandre (~0933-0972)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
680Harald de Danemark (~0900-)
681Gisèle de Lorraine (~0860-25/10/0907)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1362Lothaire II de Germanie (~0835-12/08/0875)
1363Waldrade de Wormsgau (0815-08/04/0879)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2724Lothaire Ier de Germanie (0795-29/09/0855)
2725Ermengarde de Tours (0804-20/05/0851)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
5448Louis Ier le Pieux de France (16/04/0778-20/06/0840)
5449Ermengarde de Hesbaye (0780-03/10/0818)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
10896Charlemagne de France (02/04/0747-28/01/0814)
10897Hildegarde von Vintzgau (~0757-26/04/0783)