List of 9 ancestors found in 40 iterations (9 distinct persons and 9 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Guillaume de Ponthieu (~0915-0980)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Herluin II de Ponthieu (~0890-13/08/0945)
3Hérissende d'Arcis de Dammartin (0874-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Helgaud III de Ponthieu (0860-0926)
5Hersende de Ramerupt (~0870-~0970)
Generation 3 - 2 person(s) on 8 (2 distinct persons)
8Herluin de Ponthieu (~0830-0878)
9Hélissende de Ramerupt (~0835-)
Generation 4 - 2 person(s) on 16 (2 distinct persons)
16Helgaud de Ponthieu (~0805-0863)
17Berthe de Ponthieu (~0805-0863)