| Regimental number | 3347 |
| Other Names | HEFFERNAN |
| Religion | Church of England |
| Occupation | Baker |
| Address | 445 Drummond Street, Carlton, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, T W Hefferman, 445 Drummond Street, Carlton, Victoria |
| Enlistment date | 5 July 1915 |
| Rank on enlistment | Private |
| Unit name | 7th Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/24/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on 11 October 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 1st Machine Gun Battalion |
| Fate | Effective abroad (still overseas) |
