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)
1Jeanne de Coucy (1332-1398)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Guillaume de Coucy (1288-1335)
3Isabeau de Chatillon (1295-1360)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Enguerrand V le Preux de Coucy (1255-1321)
5Chrétienne de Lindsay (~1267-18/12/1333)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Arnould III de Guines (1225-1282)
9Alix de Coucy (1219-1260)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Baudoin III de Guines (1196-1244)
17Mahaut de Fiennes (~1205-)
Generation 5 - 2 person(s) on 32 (2 distinct persons)
34Guillaume Ier de Fiennes et de Tingry (1175-1241)
35Agnes de Dammartin (~1200-1244)
Generation 6 - 2 person(s) on 64 (2 distinct persons)
70Albéric II de Dammartin (1135-19/09/1200)
71Mahaut de Clermont (~1137-)
Generation 7 - 2 person(s) on 128 (2 distinct persons)
142Renaud II de Clermont en Beauvaisis (25/01/1081-16/12/1152)
143Clémence de Bar Le Duc (1112-1183)
Generation 8 - 2 person(s) on 256 (2 distinct persons)
284Hugues Ier de Clermont en Beauvaisis (1030-1102)
285Marguerite de Roucy (1045-1102)
Generation 9 - 2 person(s) on 512 (2 distinct persons)
570Hilduin IV de Montdidier (0995-1063)
571Alix de Roucy (~1020-1062)
Generation 10 - 2 person(s) on 1024 (2 distinct persons)
1140Hilduin III De Montdidier (~0970-1037)
1141Lesceline d'Harcourt (0975-26/01/0998)
Generation 11 - 2 person(s) on 2048 (2 distinct persons)
2280Hilduin II de Montdidier (~0951-0992)
2281Helvide de Laon (~0940-)
Generation 12 - 2 person(s) on 4096 (2 distinct persons)
4562Roger II de Laon (0902-0967)
4563Gertrude de Chaumontois (~0920-)
Generation 13 - 2 person(s) on 8192 (2 distinct persons)
9124Roger de Laon (~0867-0926)
9125Helvide de Frioul (0848-~0915)
Generation 14 - 2 person(s) on 16384 (2 distinct persons)
18250Saint Evrard de Frioul (0812-16/12/0866)
18251Gisèle de Francie (04/0821-01/07/0874)
Generation 15 - 2 person(s) on 32768 (2 distinct persons)
36502Louis Ier le Pieux de France (16/04/0778-20/06/0840)
36503Judith de Bavière (0805-19/04/0843)
Generation 16 - 2 person(s) on 65536 (2 distinct persons)
73004Charlemagne de France (02/04/0747-28/01/0814)
73005Hildegarde von Vintzgau (~0757-26/04/0783)