List of 31 ancestors found in 40 iterations (31 distinct persons and 31 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Jean de Dongelberg (~1380-14/04/1449)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Louis de Dongelberg (~1350-1383)
3Ide de Herbais (~1346-1393)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Jean Meeuwe de Dongelberghe (~1312-1378)
5Catharina Swaef (~1322-1377)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Jan de Meeuwe (11/10/1275-12/11/1312)
9Margaretha van Pamele (~1289-1345)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Jean Ier Le Débonnaire van Brabant (1254-03/05/1294)
17? Meeuwe (~1257-)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
32Henri III de Brabant (~1225-28/02/1261)
33Adélaïde de Bourgogne (~1230-23/10/1273)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
64Henri II Le Magnanime de Brabant (1207-01/02/1248)
65Maria von Hohenstaufen (1201-1235)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
128Henri Ier Le Guerroyeur de Brabant (1165-05/09/1235)
129Mathilde d'Alsace (1170-16/10/1210)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
258Mathieu II d'Alsace (1137-25/07/1173)
259Marie de Blois (1136-25/07/1182)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
516Thierry III d'Alsace (1099-24/01/1168)
517Sibylle de Flandres (1112-12/1165)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1032Thierry II Le Vaillant d'Alsace (1055-27/01/1115)
1033Gertrude de Flandres (1070-1117)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2064Gerard Ier Le Grand d'Alsace (1030-18/03/1070)
2065Hedwige de Namur (1028-03/02/1080)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4130Albert II de Namur (0997-15/12/1037)
4131Réginlinde de Haute-Lorraine (1005-1067)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
8262Gozelon I de Lorraine (~0970-25/04/1044)
8263Urraca d'Italie (~0948-1007)
Generation 14 - 2 person(s) on 16384 (2 distinct persons)
16526Béranger II d'Italie (~0901-16/07/0966)
16527Willa III d'Arles (0916-0966)
Generation 15 - 2 person(s) on 32768 (2 distinct persons)
33052Adalbert Ier d'Italie (0880-0923)
33053Gisela de Frioul (0883-13/06/0910)