Fehlende Vorfahren von John de Courtenay * of Oakhampton in Bezug auf:
Generation 6: 1
Generation 6: 2
Generation 4: 3
Generation 5: 4
Generation 4: 5
Generation 5: 6
Generation 4: 7
Generation 4: 8
Generation 7: 9
Generation 7: 10
Generation 7: 11
Generation 6: 12
Generation 6: 13
Generation 7: 14
Generation 4: 15