| Regimental number | 845 |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Warialda, New South Wales |
| Marital status | Single |
| Age at embarkation | 33 |
| Next of kin | Father, M O'Neill, Lake View, Adaminaby, Monaro, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 33rd Battalion, C Company |
| AWM Embarkation Roll number | 23/50/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A74 Marathon on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 33rd Battalion |
| Fate | Returned to Australia |
| Miscellaneous details (Nominal Roll) | *Spelt Fleming Beacham O'Neill on NR |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |