| Regimental number | 509 |
| Place of birth | Albert Park, Victoria |
| Religion | Presbyterian |
| Occupation | Clerk |
| Address | East Malvern, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, Edward Charles Dadswell, Beaver Street, East Malvern, Melbourne, Victoria |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Corporal |
| Unit name | 37th Battalion, B Company |
| AWM Embarkation Roll number | 23/54/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A34 Persic on |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | 37th Battalion |
| Fate | Effective abroad (still overseas) |
| Family/military connections | Brother: 507 Sergeant Llewellyn DADSWELL, 37th Bn, returned to Australia, 25 August 1917. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death | |
| Place of burial | Springvale Cemetery |