| Regimental number | 7/1118 |
| Address | c/o W J Jenkins, Waddington |
| Marital status | Single |
| Next of kin | Father, John McCahon, East Oxford, North Canterbury |
| Rank on embarkation | Trooper |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 5th Reinforcements, Canterbury Mounted Rifles |
| Embarkation details | Unit embarked from Wellington on board Tahiti on |
| Final rank | Trooper |
| Final unit | New Zealand Machine Gun Squadron |
| Fate | Died of wounds |
| Age at death from cemetery records | 21 |
| Place of burial | Kantara War Memorial Cemetery (Row A, Grave No 2), Kantara, Egypt |
| Miscellaneous information from cemetery records | Parents: James and Fanny McCahon, Oxford, Canterbury |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Canterbury Mounted Rifles/Fifth |