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)
1Ferdinand Ier de Bourbon deux Siciles (12/01/1751-04/01/1825)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Charles d'Espagne (20/01/1716-14/12/1788)
3Marie de Saxe (1724-1760)