| Regimental number | 555 |
| Place of birth | Penguin Tasmania |
| Religion | Presbyterian |
| Occupation | Railway labourer |
| Address | c/o Mrs Berry, North Hobart, Tasmania |
| Marital status | Divorced |
| Age at embarkation | 38 |
| Next of kin | Son, Joseph Charles Hamer, c/o Mrs Berry, North Hobart, Tasmania |
| Enlistment date | 25 September 1916 |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 15, Reinforcement 9 |
| AWM Embarkation Roll number | 24/20/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board RMS Orontes on 23 December 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 5th Machine Gun Battalion |
| Fate | Returned to Australia 19 August 1919 |
| Miscellaneous details (Nominal Roll) | *Given name Joseph Charles |