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| Father | Male John Andrew Hallmark |
| Born | 21 Jun 1909 | |
| Died | 13 Oct 1974 | Llandudno, , , England |
| Buried | Oct 1974 | |
| Married | 31 Dec 1951 | |
| Other Spouse | Mary Archold | F1264 | |
| Married | Bef 1946 | |
| Father | John Ernest Hallmark | F1263 Group Sheet | |
| Mother | Helen Mary Hobson Andrew | F1263 Group Sheet | |