1881–♀ Ethel M. Roydhouse | | |
1882–♀ Florence Roydhouse | | |
| | 1911–♀ Elleen V. Roydhouse | | |
1943–♂ Howard Macpherson Roydhouse Jr | | |
| | 1944–2007♂ Kenneth Edmund Roydhouse | | |
| | 1915–1991♂ Howard Macpherson Roydhouse II | | |
| | 1884–1955♂ Howard Macpherson Roydhouse 1887–1973♀ Sadie Estelle Timmons | | |
| | 1846–1934♂ George W. Roydhouse 1864–1939♀ Anna Jenkins Kemp | | |