1883–1970♂ Ellis Fergusson Roydhouse 1875–1964♀ Gertrude Annie Swift 1908–2000♀ Mary Ellaline Poingdestre | | | | 1850–1894♂ Thomas Roydhouse | | | | 1812–1882♂ Thomas Roydhouse | | | | 1778–1858♂ Thomas Roydhouse | | | | 1752–1785♂ Daniel John Roydhouse | | |
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| | | 1819–1905♂ Francis Dalton 1824–1901♀ Elizabeth Smith |
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| | | 1846–♂ William Stephenson Swift 1852–♀ Anne Elizabeth Hargrave |
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