| Regimental number | 2224 |
| Place of birth | Sydney New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Greenbank, Marrickville, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, Patrick McMahon, Greenbank, Marrickville, Sydney, New South Wales |
| Enlistment date | 23 August 1915 |
| Rank on enlistment | Private |
| Unit name | 1st Light Horse Regiment, 15th Reinforcement |
| AWM Embarkation Roll number | 10/6/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A26 Armadale on 21 March 1916 |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | 10th Field Artillery Brigade |
| Fate | Returned to Australia 31 March 1919 |