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)
1Guillaume II de La Guerche (~1148-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Guillaume Ier de La Guerche (1122-1162)
3Emma de Chateau Gontier (1125-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
6Alard II de La Jaille de Chateau Gontier (1095-1149)
7Mahaut de Briollay (1100-)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
14Geoffroi de Briollay (1080-)
15Gervaise de Beauvau (1088-1111)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
30Jean Ier de Beauvau (1061-1109)
31Berthe de Mayenne (1061-)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
60Geoffroi de Beauvau (1030-1074)
61Mahaut d'Argouges (1042-)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
120Giraud de Beauvau (1002-1035)
121Roberte de Crespon (1010-)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
240Foulques de Beauvau (0975-1009)
241Aude de Limoges (0980-)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
482Géraud Ier de Limoges (~0916-~0988)
483Rothilde de Brosse (0932-1019)