List of 3 ancestors found in 40 iterations (3 distinct persons and 3 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Jean Ier de Lille (~1152-~1203)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Hugues de Lille (~1125-~1169)
3Adelaide de Guisnes (1132-1175)