| Regimental number | 6 |
| Place of birth | Yethong, New South Wales |
| Other Names | David Olley |
| Religion | Church of England |
| Occupation | Ironworker |
| Address | 241 Addison Road, Marrickville, New South Wales |
| Marital status | Married |
| Age at embarkation | 26 |
| Height | 5' 8" |
| Weight | 161 lbs |
| Next of kin | Wife, Mrs E Smith, 241 Addison Road, Marrickville, New South Wales |
| Enlistment date | |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | Sergeant (Saddler) |
| Unit name | 1st Field Ambulance, A Squadron |
| AWM Embarkation Roll number | 26/44/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board Transport A14 Euripides on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 1st Field Ambulance |
| Fate | Killed in Action |
| Age at death from cemetery records | 27 |
| Place of burial | 7th Field Ambulance Cemetery (Special Memorial Row C, Grave No. 43), Gallipoli, Turkey |
| Panel number, Roll of Honour, Australian War Memorial | 183 |
| Miscellaneous information from cemetery records | Parents: John adn Anne SMITH; husband of Mrs SMITH, 197 Addison road, Marrickville, New South Wales. Native of Jasper's Brush, New South Wales |
| Family/military connections | Nephew: 2472 Lance Corporal Ellis Eric CORK, 31st Bn, killed in action, 26 September 1917. |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Sources | NAA: B2455, SMITH John Olly |