List of 17 ancestors found in 40 iterations (17 distinct persons and 17 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Simon III de Lalaing (~1274-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Nicolas II de Lalaing (1243-1281)
3Agnès de Willerval (1243-~1280)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Simon II de Lalaing (1205-1252)
5Ermengarde de Lens (1225-1243)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
10Baudouin IV de Lens (1195-1263)
11Sarah d'Arras (1200-1255)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
20Jehan Ier de Lens (~1166-)
21Agnès d'Aspremont (1168-1221)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
42Gobert V d'Aspremont (~1140-03/12/1190)
43Ida de Chiny (1145-~1208)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
84Gobert IV d'Aspremont (1125-)
85Adélaïde de Dun (1125-1160)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
168Gobert III d'Aspremont (~1095-1138)
169Hadwide de Joinville (~1097-)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
336Thierry de Briey (1080-1128)
337Hadwide d'Aspremont (1080-1128)