| Regimental number | 1127 |
| Place of birth | Koolunga, South Australia |
| School | Koolunga Public School, South Australia |
| Religion | Methodist |
| Occupation | Farm labourer |
| Address | Brinkworth, South Australia |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Mother, Mrs Matilda Amelia Cooper, Koolunga, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 3rd Pioneer Battalion, D Company |
| AWM Embarkation Roll number | 14/15/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A62 Wandilla on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 3rd Pioneer Battalion |
| Other details from Roll of Honour Circular | Earnest Broughton Cooper on RoH. |
| Fate | Died of wounds |
| Place of death or wounding | Between Corby and Villers-Bretonneux, France |
| Age at death | 26 |
| Place of burial | Crouy British Cemetery (Plot III, row A, Grave No. 1), Crouy-Sur-Somme, France |
| Panel number, Roll of Honour, Australian War Memorial | 173 |
| Family/military connections | l |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |