| Regimental number | 2589 |
| Date of birth | |
| Place of birth | Hornsdale, South Australia |
| Religion | Roman Catholic |
| Occupation | Farmer |
| Address | Spalding, South Australia |
| Marital status | Single |
| Age at embarkation | 34.3 |
| Height | 5' 9" |
| Weight | 142 lbs |
| Next of kin | Mother, Mrs Marie Donnellan, Spalding, South Australia |
| Previous military service | Member for 8 years, Spalding Rifle Club; still a member at time of AIF enlistment. |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 5th Pioneer Battalion, Reinforcement 5 |
| AWM Embarkation Roll number | 14/17/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A73 Commonwealth on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 5th Pioneer Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front Commenced return to Australia on board HT 'Orita', 23 June 1919; discharged (termination of period of enlistment), Adelaide, 21 September 1919. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 81 |
| Place of burial | Spalding Cemetery, South Australia |
| Sources | NAA: B2455, DONNELLAN Stephen James |