| Regimental number | 3137 |
| Place of birth | Warrak, Victoria |
| Religion | Church of England |
| Occupation | Carpenter |
| Address | Warrak via Ararat, Victoria |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Otto Alfred Dadswell, Warrak via Ararat, Victoria |
| Enlistment date | 20 September 1916 |
| Date of enlistment from Nominal Roll | 18 November 1916 |
| Rank on enlistment | Private |
| Unit name | 59th Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/76/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A7 Medic on 16 December 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 59th Battalion |
| Fate | Returned to Australia 29 October 1918 |
| Family/military connections | Brother: 6868 Sapper Henry William DADSWELL MM, 5th Divisional Signal Company, returned to Australia, 5 April 1919. |
| Date of death | 20 November 1957 |
| Place of burial | Mt Cole Cemetery |
