| Regimental number | 2294 |
| Religion | Presbyterian |
| Occupation | Farmer |
| Address | Yarrabandia, ner Condobolin, New South Wales |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, O C Olsen, Yarrabandia, ner Condobolin, New South Wales |
| Enlistment date | 28 July 1915 |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, 4th Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A8 Argyllshire on 30 September 1915 |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | 19th Battalion |
| Fate | Returned to Australia 19 October 1918 |
| Miscellaneous details (Nominal Roll) | *Stated to be Thomas Munro Olsen on NR |