| Regimental number | 3830 |
| Religion | Church of England |
| Occupation | Grocer |
| Address | 260 Barkly Street, St Kilda, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Brother, Leslie Mallett, Huntley, Elsternwick, Melbourne, Victoria |
| Enlistment date | 2 August 1915 |
| Rank on enlistment | Private |
| Unit name | 14th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/31/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A40 Ceramic on 23 November 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 14th Infantry Brigade Headquarters |
| Fate | Returned to Australia 21 March 1919 |
| Miscellaneous details (Nominal Roll) | *surname two spellings Mallet and Mallett Nominal Roll Unit difficult to read |