| Regimental number | 1311 |
| Place of birth | Mirboo North, Victoria |
| Religion | Roman Catholic |
| Occupation | Farmer |
| Address | Kyogle, New South Wales |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, James Henry Allen, Kyogle, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 11th Light Horse Regiment, 7th Reinforcement |
| AWM Embarkation Roll number | 10/16/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A23 Suffolk on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 11th Light Horse Regiment |
| Promotions |
2nd Lieutenant Unit: 11th Light Horse Regiment Promotion date: |
| Fate | Returned to Australia |
| Family/military connections | Brother: 3106 Pte Percy Edgar ALLEN, 49th Bn, returned to Australia, 10 March 1918. |