| Regimental number | 13145 |
| Religion | Roman Catholic |
| Occupation | Mechanic |
| Address | Warrnambool, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, Cornelius O'Mahoney, Warrnambool, Victoria |
| Previous military service | 20th ALH |
| Enlistment date | 18 September 1916 |
| Rank on enlistment | Driver |
| Unit name | Auxiliary Mechanical Transport Company 1, Head-Quarters |
| AWM Embarkation Roll number | 25/113/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A34 Persic on 22 December 1916 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 2nd A Division MT Company |
| Fate | Returned to Australia 13 July 1919 |
