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)
1Jean Messiaen (17/01/1638-10/12/1711)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Roland Messiaen (~1608-)
3Guillemette Lebrun (~1610-)
Generation 2 - 2 person(s) on 4 (2 distinct persons)
4Adrien Messiaen (~1578-)
5Marie Decottignies (~1580-)