| | 1927–♂ John Bernard Roydhouse –♀ Pamela Margaret Dundas-Smith | | | | 1897–1983♂ Bernard Richard William Roydhouse 1899–1980♀ Ella Gwendoline James | | | | 1862–1943♂ Thomas Richard Roydhouse 1865–1938♀ Charlotte Vivienne Green | | | | 1832–1908♂ William John Roydhouse 1832–1908♀ Mary Johns Jordan | | |
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