| Regimental number | 3815 |
| Place of birth | Perth Western Australia |
| Religion | Church of England |
| Occupation | Driver |
| Address | Havelock Street, West Perth, Western Australia |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, T Gillett, corner of Newcastle And Fitzgerald Streets, Perth, Western Australia |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/29/3 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A31 Ajana on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 51st Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 937 Albert Ernest GILLETT, 32nd Bn, killed in action, 19 July 1916; 445 Sergeant Frank GILLETT MM, 44th Bn, returned to Australia, 19 April 1919; 7478 Pte Townley GILLETT, 44th Bn, returned to Australia, 3 March 1919. |
| Other details |
War service: Egypt, Western Front |