| Regimental number | 764 |
| Place of birth | Mount Victoria New South Wales |
| Religion | Roman Catholic |
| Occupation | Selector |
| Address | Kerry, Beaudesert, Queensland |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Mother, Mrs J O'Reilly, 'Hyning', Barrett Street, Sandgate, Brisbane, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 13, Reinforcement 14 |
| AWM Embarkation Roll number | 24/18/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 4th Machine Gun Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 765 Private Peter John O'REILLY, Machine Gun Company 13, Reinforcement 14, returned to Australia 6 September 1919; 6371 Private Norbert O'REILLY, 25th Battalion, 18th Reinforcement, Died of wounds 23 September 1918, France. First Cousins: 3221 Private Thomas Cormack SMITH, 18th Battalion, 7th Reinforcement, killed in action 21 October 1917, Ypres, Belgium; 3563 Private Ernest William SMITH, 13th Battalion, 11th Reinforcement, returned to Australia 18 March 1919. |
| Other details | Came home to Australia as an invalid; and was discharged after spending six months in hospital. He became working overseer of Lamington Park, Queensland. |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
