| Regimental number | 10277 |
| Place of birth | Petersham New South Wales |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | Dulwich Hill, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs E J Coy, 142 Boulevard, Dulwich Hill, New South Wales |
| Enlistment date | |
| Rank on enlistment | Driver |
| Unit name | Army Service Corps May 1916 Reinforcements |
| AWM Embarkation Roll number | 25/108/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A74 Marathon on |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A17 Port Lincoln on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 2nd Division Headquarters |
| Fate | Returned to Australia |
| Family/military connections | Brother: 6488 Pte Leslie Samuel COY, 1st Bn, killed in action, 3 October 1917. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |