List of 33 ancestors found in 40 iterations (33 distinct persons and 33 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Isabelle de Prouville (1270-~1310)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Gérard II de Prouville (~1247-~1309)
3Clotilde de Boufflers (~1250-~1319)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Gérard Ier de Prouville (~1220-~1281)
5Ide de Guines (~1225-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Philippe de Prouville (~1195-)
9Marie d'Antoing (~1200-~1248)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
18Allard III d'Antoing (1165-1219)
19Ides de Douai (1175-1253)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
38Gérard de Douai (1140-1221)
39Ida de Saint-Omer (~1173-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
78Guillaume IV de Saint Omer (1150-1189)
79Ide d'Avesnes (~1150-01/01/1210)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
158Nicolas d'Oisy (1120-1171)
159Mathilde de Namur (1097-10/09/1169)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
318Godefroy Ier de Namur (1066-19/08/1139)
319Mathilde de Limbourg (1085-01/01/1141)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
638Heinrich Ier von Limburg (1060-1119)
639Adélaïde von Pottenstein (1055-20/08/1106)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1278Botho de Pottenstein (~1025-)
1279Judith de Schweinfurt (~1040-1104)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2556Hartwich de Pottenstein (~0980-30/12/1027)
2557Frédérune de Diestmachen (~0990-~1025)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
5114Reting de Diestmachen (~0975-~1040)
5115Glismude van Utrecht (0975-1071)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
10230Immed IV von Sachsen (0940-29/01/0983)
10231Adèle de Gand (~0955-~1017)
Generation 14 - 2 person(s) on 16384 (2 distinct persons)
20462Wichman de Gand (~0925-~0983)
20463Luitgarde de Flandre (0936-0962)
Generation 15 - 2 person(s) on 32768 (2 distinct persons)
40924Thierry Ier de Hollande (0900-12/09/0984)
40925Geva de Hamalant (~0890-)
Generation 16 - 2 person(s) on 65536 (2 distinct persons)
81848Everhard de Hollande (~0860-)
81849Amalgarde de Ringelheim (0882-0924)