| Regimental number | 4167 |
| Place of birth | Moree New South Wales |
| Religion | Church of England |
| Occupation | Labourer |
| Address | 72 Eureka Street, Ballarat East, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs A McMillan Cox, 72 Eureka Street, Ballarat East, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 14th Battalion, 13th Reinforcement |
| AWM Embarkation Roll number | 23/31/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A64 Demosthenes on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 14th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Plaque in Victorian Garden of Remembrance |
| Family/military connections | Father: 4166 Pte John McMillian COX, 14th Bn, returned to Australia, 27 September 1917. |
| Date of death |