| Regimental number | 6272 |
| Place of birth | Walcha New South Wales |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Walcha, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, C Ahrens, Tia PO via Walcha, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 20th Battalion, 18th Reinforcement |
| AWM Embarkation Roll number | 23/37/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 20th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brother: 3 Corporal James AHRENS, 33rd Bn, returned to Australia, 8 October 1919. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |