| Regimental number | 7820 |
| Religion | Church of England |
| Occupation | Prison official |
| Address | Randwick, New South Wales |
| Marital status | Married |
| Age at embarkation | 38 |
| Next of kin | Son, G.W. Mack, Clevedon Dutruc Street, Randwick, Sydney, New South Wales |
| Enlistment date | 22 October 1916 |
| Date of enlistment from Nominal Roll | 18 September 1917 |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, 26th Reinforcement |
| AWM Embarkation Roll number | 23/19/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A38 Ulysses on 19 December 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Returned to Australia 15 April 1918 |
