| Regimental number | 328 |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Marital status | Single |
| Age at embarkation | 28 |
| Next of kin | Father, Denis O'Sullivan, 2 Robert Street, Limerick, Lreland |
| Enlistment date | 23 August 1914 |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, C Company |
| AWM Embarkation Roll number | 23/19/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board Transport A23 Suffolk on 18 October 1914 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Returned to Australia 20 March 1915 |
