| Regimental number | 1860 |
| Place of birth | Zeehan Tasmania |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Derby, Tasmania |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | John Pennington, Derby, Tasmania |
| Enlistment date | 13 January 1915 |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 4th Reinforcement |
| AWM Embarkation Roll number | 23/29/2 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A8 Argyllshire on 19 April 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 12th Battalion |
| Fate | Returned to Australia 9 March 1919 |
| Family/military connections | Brother: 1706 Gunner Percy Harold PENNINGTON, 1st Divisional Ammunition Column, returned to Australia, 28 September 1919. |