| Regimental number | 8/3983 |
| Occupation | Railway porter |
| Next of kin | Mother, Mrs E McMahon, McQuarrie Street, Invercargill |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 10th Reinforcements, Otago Infantry Regiment, D Company |
| Embarkation details | Unit embarked from Wellington on |
| The Infantry component of the 10th Reinforcements left New Zealand on board two ships, 'Willochra' and 'Tofua'. It is not possible to determine from the Nominal Roll on which ship an individual embarked. Harbour records indicate that the actual date of sailing was 5 March 1916. | |
| Final rank | Private |
| Final unit | 2nd Battalion, Otago Infantry Regiment |
| Fate | Killed in Action |
| Place of burial | Cite Bonjean Military Cemetery (Plot II, Row D, Grave No 15), Armentieres, France |
| Miscellaneous information from cemetery records | Parents: Timothy and Ellen McMahon, Invercargill |
| Other details |
War service: Egypt, Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 26, p. 18 |