| Regimental number | 3392 |
| Place of birth | Bolder City Western Australia |
| Religion | Roman Catholic |
| Occupation | Farmer |
| Address | Cairns, Queensland |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Michael Aloysius McMahon, Merriwinni, Babinda Line, Queensland |
| Enlistment date | 28 October 1916 |
| Rank on enlistment | Private |
| Unit name | 47th Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/64/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A33 Ayrshire on 24 January 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 47th Battalion |
| Fate | Returned to Australia 18 July 1919 |