| Regimental number | 295 |
| Religion | Methodist |
| Occupation | Saddler |
| Address | 41 Noble Street, Chilwell, Geelong, Victoria |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, S Thewlis, 41 Noble Street, Chilwell, Geelong, Victoria |
| Enlistment date | 9 March 1915 |
| Rank on enlistment | Private |
| Unit name | 24th Battalion, A Company |
| AWM Embarkation Roll number | 23/41/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A14 Euripides on 10 May 1915 |
| Regimental number from Nominal Roll | 4479 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 13th Light Horse Regiment |
| Fate | Returned to Australia 5 September 1919 |
| Miscellaneous details (Nominal Roll) | *Noted Wilfred Clarence NR |
| Family/military connections | Brother: 3426 Pte Francis Harold THEWLIS, 58th Bn, returned to Australia, 10 June 1916. |