| Regimental number | 4319 |
| Date of birth | |
| Place of birth | Blackwood, Victoria |
| Religion | Presbyterian |
| Occupation | Minister |
| Address | Goodwood, South Australia |
| Marital status | Married |
| Age at embarkation | 41 |
| Next of kin | Wife, Mrs Ann Mierisch, 7 Essex Street, Goodwood, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 32nd Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/49/2 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A19 Afric on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | Australian Base Depot |
| Fate | Returned to Australia |
| Family/military connections | Son: 21504 Sapper William Robert MIERSCH, 5th Divisional Signal Company, returned to Australia, 19 August 1919 |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 81 |
| Place of burial | Payneham Cemetery, Adelaide, South Australia |