| | 1892–1965♀ Ivy Jordan Roydhouse 1887–1971♂ Capt William Thomas Dorrington | | |
1902–♀ Muriel A. C. Smith | | |
1905–♂ Thomas F. R. Smith | | |
1908–♂ Leonard D. C. Smith | | |
| | 1870–♂ Thomas Francis Smith 1870–1947♀ Jessie Roydhouse | | | | 1832–1908♂ William John Roydhouse 1832–1908♀ Mary Johns Jordan | | | | 1772–1851♂ Thomas Roydhouse | | | | 1730–1778♂ Henry Roydhouse | | | | | 1699–1754♀ Bridget Rumbold | | |
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| | | | | | | | 1763–1839♂ Walter Trezise 1762–1846♀ Jenifer George | | | | 1726–1806♂ Edward Trezise | | |
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