| Regimental number | 20084 |
| Place of birth | Sydney New South Wales |
| Religion | Roman Catholic |
| Occupation | Contractor |
| Address | Naremburn, New South Wales |
| Marital status | Single |
| Age at embarkation | 31 |
| Next of kin | Father, J O'Connor, 'Avoca', Wharf Road, Naremburn, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | Army Medical Corps, General Reinforcements |
| AWM Embarkation Roll number | 26/99/2 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Army Medical Corps |
| Fate | Died of disease |
| Age at death from cemetery records | 33 |
| Place of burial | Brookwood Military Cemetery (Plot IV, Row K, Grave No. 18), Surrey, England |
| Panel number, Roll of Honour, Australian War Memorial | 183 |
| Miscellaneous information from cemetery records | Parents: John and Joseph Margaret O'CONNOR, Albany Road, Naremburn, New South Wales. Native of New South Wales |