| Regimental number | 8/3725 |
| Occupation | Warehouseman |
| Next of kin | Father, D P O'Leary, Clarence Road Northcote Auckland |
| Rank on embarkation | Private |
| Unit name | New Zealand Expeditionary Force, 9th Reinforcements, Otago Infantry Battalion, D Company |
| Embarkation details | Unit embarked from Wellington on board SS Maunganui on |
| Sources | Nominal Roll Vol. 2: Roll 21, p. 31 |