Interactive tree of Roy Alistair Pyke
–♂ Roy Alistair Pyke
–♂ … Pyke
1910–♀ Violet Selina Donaldson
1880–1927♂ Albert John Henry Donaldson
1889–1976♀ Rosina Mary Ann Lochead
1850–1927♂ David Abernethy Donaldson
1853–1892♀ Selina Ward
1818–1857♂ John Donaldson
–♀ Isabella Ormondson Williamson
–♂ … Ward
–♀ … Mincher