Interactive tree of Oscar Thomas Roydhouse
2010–♂ Oscar Thomas Roydhouse
1980–♂ Edward John Roydhouse
1983–♀ Amelia Claire Doolan
1950–♂ James Wilson Roydhouse
–♀ Elizabeth Paice
1923–2011♂ Donald Jack Roydhouse
–♀ Margaret Maddern
1892–1986♂ Jack Roydhouse
1896–1970♀ Kathleen Ivy Finlay