| Regimental number | 6800 |
| Place of birth | Samson Vale Queensland |
| Religion | Church of Christ |
| Occupation | Farm hand |
| Address | Samson Vale, Queensland |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Thomas Andrew Greensill, Kobble Creek, Samson Vale, Queensland |
| Enlistment date | 28 March 1917 |
| Rank on enlistment | Private |
| Unit name | 26th Battalion, 20th Reinforcement |
| AWM Embarkation Roll number | 23/43/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A20 Hororata on 14 June 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 17th Company, Australian Army Service Corps |
| Fate | Returned to Australia 5 September 1919 |
| Miscellaneous details (Nominal Roll) | *Spelt Ernest James Greensill on NR |
| Date of death | 18 December 1956 |
| Place of burial | Samsonvale Cemetery |
