| | 1952–♂ Glenn Francis Roydhouse 1957–♀ Catherine Joy Howells | | | | 1909–1992♂ Donald Roydhouse 1920–1999♀ Audrey Isabella Cannon | | | | 1877–1943♂ Francis William Roydhouse 1883–1973♀ Muriel Blanch Crawley | | | | 1856–1926♂ William Francis Roydhouse | | |
| | | 1860–1949♀ Helen Inverdale Cadenhead |
|
|
| | | 1896–1972♂ Thomas Birkby Cannon 1900–1979♀ Anastasia Symons | | |
|
|
| | | 1918–1997♂ Gregory Howells 1923–2007♀ Jean Eveleyn Bougen |
|
|
