Fehlende Vorfahren von Robert Courtenay in Bezug auf:

Generation 4: 1
Generation 4: 2
Generation 3: 3
Generation 7: 4
Generation 7: 5
Generation 4: 6
Generation 7: 7
Generation 7: 8
Generation 4: 9
Generation 6: 10
Generation 5: 11
Generation 4: 12
Generation 7: 13