| Regimental number | 2326 |
| Place of birth | Kiama, South Coast, New South Wales |
| School | Coolamon Superior Public School, New South Wales |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Edward Allen, Coolamon, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, T Allen, Coolamon, New South Wales |
| Enlistment date | |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 19th Battalion, 5th Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A32 Themistocles on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 19th Battalion |
| Fate | Killed in Action |
| Place of death or wounding | Sailly-le-Sec, Somme Sector, France |
| Age at death | 27 |
| Place of burial | Ribemont Communal Cemetery Extension (Plot IV, Row O, Grave 7), France |
| Panel number, Roll of Honour, Australian War Memorial | 87 |
| Family/military connections | Brother: 6517 Pte George Walter ALLEN, 18th Bn, killed in action, 4 December 1917. |