| Regimental number | 1818 |
| Place of birth | Sutherlands South Australia |
| Religion | Methodist |
| Occupation | School teacher |
| Address | 121 Byhton Street, Petersham, New South Wales |
| Marital status | Single |
| Age at embarkation | 33 |
| Next of kin | Father, A M Twartz, Willistonne, Gawler, South Australia |
| Enlistment date | 15 November 1916 |
| Rank on enlistment | Private |
| Unit name | Light Trench Mortar Battery, Reinforcement 5 |
| AWM Embarkation Roll number | 13/130/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A67 Orsova on 2 December 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | ASCMT |
| Fate | Returned to Australia 9 August 1919 |