List of 5 ancestors found in 40 iterations (5 distinct persons and 5 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Elisabeth de Roesbrugge (~1186-)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Gauthier II de Voormezele (~1156-)
3Isabeau de Gramines (~1150-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Gauthier Ier de Voormezele (~1126-)
5Adèle de Gramines (~1128-)