Family: Tregoning, William Alfred / Keygan, Gwennyth Sylvia (F701)
 | Keegan, John Henry (1891-1971) 
|
 | Evans, Elizabeth (1900-1961) |
| Keygan, Henry Kenneth (1922-2007)  |
| Keygan, Lewis Charles (1925- ) |
| Keygan, Alwyn Michael (1937-1983) |
| Tregoning, William Alfred (1925-2011) |
| Keygan, Gwennyth Sylvia (1929-1989)
|