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)
1Wido de Berghes (1132-1186)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Gilbert de Berghes Saint Winoch (1115-1188)
3Emma de Lillers (1116-1137)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Foulques de Berghes Saint Winoch (1080-1147)
5Adèle de Guines (1098-1144)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Gobert IV de Berghes Saint Winoch (1050-1112)
9Gisèle de Lillers (1062-1117)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Wauthier de Berghes Saint Winoch (1018-1071)
17Adèle de Therouanne (1033-1074)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
34Godeffroi de Thérouanne (1005-1060)
35Walburge de Sainte Aldegonde (1015-1059)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
70Huon II de Sainte Aldegonde (~0990-~1046)
71Angèle de Guines (~0997-~1054)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
142Ardulf Ier le Posthume de Guînes (0966-)
143Mathilde de Boulogne (~0970-~1005)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
284Siegfried Ier de Guines (~0905-0972)
285Elftrude de Flandre (~0933-0972)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
568Harald de Danemark (~0900-)
569Gisèle de Lorraine (~0860-25/10/0907)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1138Lothaire II de Germanie (~0835-12/08/0875)
1139Waldrade de Wormsgau (0815-08/04/0879)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2276Lothaire Ier de Germanie (0795-29/09/0855)
2277Ermengarde de Tours (0804-20/05/0851)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4552Louis Ier le Pieux de France (16/04/0778-20/06/0840)
4553Ermengarde de Hesbaye (0780-03/10/0818)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
9104Charlemagne de France (02/04/0747-28/01/0814)
9105Hildegarde von Vintzgau (~0757-26/04/0783)