| Regimental number | 461 |
| Place of birth | Newport Victoria |
| Religion | Roman Catholic |
| Occupation | Moulder |
| Address | 49 Powell Street, Yarraville, Victoria |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, Michael McMahon, 49 Powell Street, Yarraville, Victoria |
| Enlistment date | 21 August 1914 |
| Rank on enlistment | Private |
| Unit name | 6th Battalion, D Company |
| AWM Embarkation Roll number | 23/23/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board Transport A20 Hororata on 19 October 1914 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 6th Battalion |
| Fate | Returned to Australia 8 October 1915 |
