| Father | Male Jack Sylvester Marwick |
| Born | 1 Oct 1899 | York, Western Australia  |
| Died | 4 Sep 1957 | Floreat Park, Western Australia |
| Buried | 1957 | Karrakatta, Western Australia - Roman Catholic-Lawn 2-J005 KB00107888 |
| Married | 16 Sep 1920 | York, Western Australia |
| Father | Webster Sylvester Marwick | F411 Group Sheet | |
| Mother | Alice Mary Walker | F411 Group Sheet | |
| Mother | Female Janet Marion Ferguson Smith |
| Born | 12 Sep 1899 | Grey, South Australia |
| Died | 27 Oct 1985 | Claremont, Western Australia |
| Buried | ||
| Father | ||
| Mother | ||
