| Regimental number | 3288 |
| Place of birth | Carurose, Wales |
| Religion | Church of England |
| Occupation | Drover |
| Address | Oodnadatta, South Australia |
| Marital status | Single |
| Age at embarkation | 32.2 |
| Height | 5' 10" |
| Weight | 138 lbs |
| Next of kin | Father, Ernest Allen, Leemount, Passage West, Cork, Ireland |
| Previous military service | Nil (previously rejected for military enlistment on account of vision) |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 9th Light Horse Regiment, 27th Reinforcement |
| AWM Embarkation Roll number | 10/14/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A15 Port Sydney on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 9th Light Horse Regiment |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Palestine Commenced return to Australia from Kantara on board HT 'Oxfordshire', 10 July 1919; discharged (termination of period of enlistment), Adelaide, 10 September 1919. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, ALLEN Charles Ernest |