| Regimental number | 4149 |
| Place of birth | Darlington England |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Toowoomba, Queensland |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, Thomas John Jeffels, East Cowan, Northallerton, Yorkshire, England |
| Enlistment date | 16 September 1915 |
| Rank on enlistment | Private |
| Unit name | 25th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/42/3 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT Commonwealth on 28 March 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Machine Gun Battalion |
| Fate | Returned to Australia 20 May 1919 |