| Regimental number | 5604 |
| Place of birth | Dunach Victoria |
| Religion | Roman Catholic |
| Occupation | Engine driver |
| Address | Midland Junction, Western Australia |
| Marital status | Widower |
| Age at embarkation | 38 |
| Next of kin | Son, Ockey Thomas Arfst Harken, Midland Junction, Western Australia |
| Enlistment date | 6 April 1916 |
| Date of enlistment from Nominal Roll | 6 March 1916 |
| Rank on enlistment | Private |
| Unit name | 28th Battalion, 15th Reinforcement |
| AWM Embarkation Roll number | 23/45/3 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A52 Surada on 26 September 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 28th Battalion |
| Fate | Returned to Australia 17 June 1918 |
