| Regimental number | 939 |
| Place of birth | Thoona New South Wales |
| Religion | Presbyterian |
| Occupation | Boundary rider |
| Address | c/o Henty PO, Henty, New South Wales |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, Geo Cox senior, c/o Henty PO, Henty, New South Wales |
| Enlistment date | 4 January 1915 |
| Date of enlistment from Nominal Roll | 11 January 1915 |
| Rank on enlistment | Private |
| Unit name | 1st Light Horse Regiment, 5th Reinforcement |
| AWM Embarkation Roll number | 10/6/2 |
| Embarkation details | Unit embarked from Newcastle, New South Wales, on board HMAT A41 Bakara on 22 May 1915 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 1st Light Horse Regiment |
| Fate | Returned to Australia 2 January 1919 |