| Regimental number | 2293 |
| Place of birth | Penguin Tasmania |
| Religion | Presbyterian |
| Occupation | Farmer |
| Address | Penguin, Tasmania |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, H G Mainwaring, Penguin, Tasmania |
| Enlistment date | 20 May 1915 |
| Rank on enlistment | Private |
| Unit name | 15th Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/32/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A31 Ajana on 4 June 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 15th Battalion |
| Fate | Returned to Australia 20 October 1915 |