| Regimental number | 12/203 |
| Address | Grange Road, Mount Eden, Auckland |
| Marital status | Single |
| Next of kin | Father, William O'Donnell, 50 Grange Road, Mount Eden, Auckland |
| Rank on embarkation | Lance Corporal |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, Main Body, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on |
| The Auckland Infantry Battalion in the Main Body left New Zealand on board two ships, HMNZT 8 ('Star of India') and HMNZT 12 ('Waimana'). It is not possible from the Nominal Roll to determine on which ship an individual embarked. | |
| Final rank | Corporal |
| Final unit | 3rd (Auckland) Company, Auckland Infantry Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 21 |
| Place of burial | Plugge's Plateau Cemetery (Row B, Grave No 4), Gallipoli, Turkey |
| Miscellaneous information from cemetery records | Parents: William and Katherine Elizabeth O'Donnell, 67 Grange Road, Mount Eden, Auckland |
| Family/military connections | Brother: 2/1456 Gunner William Ernest O'DONNELL, 3rd Battery, 1st Brigade, New Zealand Field Artillery, died of wounds 8 June 1917. |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Main Body |