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)
1Suanhilde de Frise (1040-1065)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Thierry III de Frise (0980-1039)
3Oethilde de Saxe (~1012-1044)