| Regimental number | 1202 |
| Place of birth | Greenup Scotland |
| Religion | Roman Catholic |
| Occupation | Fireman |
| Marital status | Single |
| Age at embarkation | 39 |
| Next of kin | Brother, Patrick Gallagher, 29 Sugar House Lane, Greenock, Scotland |
| Enlistment date | 8 December 1914 |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, 1st Reinforcement |
| AWM Embarkation Roll number | 23/26/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A32 Themistocles on 22 December 1914 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 9th Battalion |
| Fate | Returned to Australia 28 April 1915 |