| Regimental number | 1908 |
| Religion | Roman Catholic |
| Occupation | Farm labourer |
| Address | Moombra, Coominya, Queensland |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, Richard O'Reilly, Dundas via Ferndale, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 5th Light Horse Regiment, 13th Reinforcement |
| AWM Embarkation Roll number | 10/10/3 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A55 Kyarra on |
| Rank from Nominal Roll | Bombardier |
| Unit from Nominal Roll | 14th Field Artillery Brigade |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Plaque in Queensland Garden of Remembrance |
| Family/military connections | Brother: 1909 Bombardier Thomas O'REILLY, 14th Field Artillery Brigade, returned to Australia, 16 March 1918. |
| Date of death |