| Regimental number | 65090 |
| Occupation | Clerk |
| Next of kin | Mother, Mrs J Mackay, Glencoe, Southland |
| Rank on embarkation | Corporal |
| Unit name | New Zealand Expeditionary Force, 34th Reinforcements, Otago Infantry Regiment, D Company |
| Embarkation details | Unit embarked from Wellington on board HMNZT 100 Ulimaroa on |
| Final rank | Lance Corporal |
| Final unit | 4th Battalion, New Zealand Rifle Brigade |
| Fate | Killed in Action |
| Place of burial | No known grave |
| Commemoration details | Grevillers (New Zealand) Memorial, Grevillers British Cemetery, near Bapaume, France |
| Miscellaneous information from cemetery records | Parents: James and Jessie Mackay, Southland |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Rolls Vol. 4: Roll 78, p. 13 |