| Regimental number | 7198 |
| Place of birth | Mintaro South Australia |
| Religion | Roman Catholic |
| Occupation | Produce merchant |
| Address | Southern Cross, Western Australia |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, James McMahon, Southern Cross, Western Australia |
| Enlistment date | 20 June 1916 |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 24th Reinforcement |
| AWM Embarkation Roll number | 23/33/6 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A28 Miltiades on 29 January 1917 |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | AIF Headquarters, Non-Military Employment, United Kingdom |
| Fate | Effective abroad (still overseas) |