Interactive tree of John William Roydhouse
1975–♂ Michael Dennis Williams
1978–♀ Anita Janet Williams
1946–♀ Angela M. Roydhouse
–♂ Dennis Williams
1905–1989♂ John William Roydhouse
1910–1992♀ Queenie May Newman
1876–1910♂ John Charles Roydhouse
1867–1934♀ Ada Emily Knighton
1841–1883♂ George Henry Roydhouse
1840–1910♀ Caroline Bonnick
1813–1861♂ William Collins Roydhouse
1807–1884♀ Elizabeth Hayward
1790–1874♂ Thomas Roydhouse
1790–1861♀ Mary Collins
1777–♂ John Hayward
1774–♀ Sarah Sanders
1804–♂ John Bonnick
1806–♀ Mary Ann …
1837–♂ John Knighton
1837–♀ Mary Elizabeth Anderton Salmon