| Regimental number | 3104 |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, George Rollo O'Sullivan, 'Currie', King Island, Tasmania |
| Enlistment date | 13 June 1916 |
| Rank on enlistment | Private |
| Unit name | 35th Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/52/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A68 Anchises on 24 January 1917 |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | a Cps Cent School |
| Fate | Returned to Australia 23 July 1919 |
| Date of death | 11 September 1960 |
| Place of burial | Macquarie Park Cemetery |
