1917–1996♂ Francis Paget Roydhouse 1923–2005♀ Roma Anna Francis | | |
1920–2009♂ Geoffrey Paget Roydhouse | | |
| | 1894–1968♂ Allan Roydhouse | | | | 1850–1906♂ John Patrick Morris 1849–1942♀ Emily Harriet Wilson |
| | | 1868–1931♂ John Charles Roydhouse | | | | 1832–1908♂ William John Roydhouse 1832–1908♀ Mary Johns Jordan | | | | 1772–1851♂ Thomas Roydhouse | | | | 1730–1778♂ Henry Roydhouse | | |
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| | | | | | | | 1763–1839♂ Walter Trezise 1762–1846♀ Jenifer George | | |
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| | | 1828–1884♀ Mary Ann Mollard |
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