| Regimental number | 5649 |
| Place of birth | Numurkah Victoria |
| Religion | Roman Catholic |
| Occupation | Farmer |
| Address | Moorool via Ariah Park, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Brother, Thomas O'Reilly, Natong, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 22nd Battalion, 15th Reinforcement |
| AWM Embarkation Roll number | 23/39/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A9 Shropshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 22nd Battalion |
| Fate | Killed in Action |
| Place of burial | Berks Cemetery Extension (Rosenberg Plateau Plots (Plot II, Row A, Grave No. 11), Ploegsteert, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 97 |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |