
| Regimental number | 6548 |
| Place of birth | Grafton New South Wales |
| Religion | Presbyterian |
| Occupation | Draper |
| Address | Grafton, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, C Penn, Queen Street, Grafton, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 15th Battalion, 21st Reinforcement |
| AWM Embarkation Roll number | 23/32/2 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A36 Boonah on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 4th Light Trench Mortar Battery |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 134 Pte Charles James PENN, 5th Light Horse Regiment, returned to Australia, 9 February 1916; 1685 Pte Joseph Henry PENN, 25th Bn, killed in action, 14 November 1916. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |