| Regimental number | 1567 |
| Place of birth | Glebe, Sydney, New South Wales |
| School | Newcastle South Public School, Newcastle, New South Wales |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Watkins Street, Mereweather, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, John Clarke Hay, c/o Mrs Brown, Watkins Street, Mereweather, New South Wales |
| Previous military service | Served in the Cadets |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, 3rd Reinforcement |
| AWM Embarkation Roll number | 23/19/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A49 Seang Choon on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Cook spelt Cooke |
| Place of death or wounding | Gallipoli, Turkey |
| Date of death | |
| Age at death | 18 |
| Age at death from cemetery records | 18 |
| Place of burial | Lone Pine Cemetery (Special Memorial C.42), Gallipolil |
| Panel number, Roll of Honour, Australian War Memorial | 32 |
| Miscellaneous information from cemetery records | Son of John HAY, 15 Ravenshaw Street, Junction, Newcastle, New South Wales. Native of Sydney |
| Family/military connections | Cousin to James alexander Hay who was killed in action somewhere in France. |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |