| Regimental number | 3072 |
| Place of birth | Prahran Victoria |
| Religion | Methodist |
| Occupation | Labourer |
| Address | John Crerar, 31 Bowen Street, East Prahran, Victoria |
| Marital status | Single |
| Age at embarkation | 36 |
| Next of kin | Father, John Crerar, 38 Mackay Street, Prahran, Victoria |
| Enlistment date | 28 July 1915 |
| Rank on enlistment | Private |
| Unit name | 22nd Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/39/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A73 Commonwealth on 26 November 1915 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 57th Battalion |
| Fate | Returned to Australia 15 May 1919 |
| Family/military connections | Brother: 1200 Sergeant George Brown CRERAR MM, 6th Brigade Machine Gun Squadron, died of wounds, 20 May 1917. |