| Regimental number | 288 |
| Date of birth | |
| Place of birth | Sydney, New South Wales |
| School | Kogarah Public School, New South Wales |
| Religion | Church of England |
| Occupation | Farm hand |
| Address | Wallace Street, Kogarah W, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, John G O'Donnell, Wallace Street, Kogarah W, New South Wales |
| Previous military service | Nil |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 5, Reinforcement 3 |
| AWM Embarkation Roll number | 24/10/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A24 Benalla on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 5th Company, Machine Gun Corps |
| Fate | Died of wounds |
| Place of death or wounding | Bullecourt, France |
| Age at death from cemetery records | 22 |
| Place of burial | Brookwood Military Cemetery (Plot XI, Row E, Grave No. 12), Surrey, England |
| Panel number, Roll of Honour, Australian War Memorial | 179 |
| Miscellaneous information from cemetery records | Parents: John and Elizabeth O'DONNELL, "Rosemount", Wallace Street, Sydney. Native of Sydney |
| Family/military connections | Brothers: 3586 Pte Alexander Thomas O'DONNELL, 54th Bn, killed in action, 20 July 1916; Captain John Layman O'DONNELL, 18th Bn, returned to Australia, 13 March 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |