| Regimental number | 980 |
| Place of birth | Tipperary, Ireland |
| Religion | Roman Catholic |
| Occupation | Warder |
| Address | Mental Hospital Staff, Claremont, Western Australia |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, John Cotter, Newmecarne, Ireland |
| Enlistment date | 17 January 1916 |
| Place of enlistment | Perth, Western Australia |
| Rank on enlistment | Private |
| Unit name | 44th Battalion, Headquarters |
| AWM Embarkation Roll number | 23/61/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A29 Suevic on 6 June 1916 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 44th Battalion |
| Fate | Returned to Australia 1 June 1919 |
| Sources | NAA: B2455, COTTER John Joe |
