| Regimental number | 2989 |
| Date of birth | |
| Place of birth | Parramatta, New South Wales |
| Religion | Presbyterian |
| Occupation | Guard |
| Address | 'Glen Iris', New York Street, Granville, New South Wales |
| Marital status | Married |
| Age at embarkation | 32 |
| Height | 5' 9.5" |
| Weight | 144 lbs |
| Next of kin | Wife, Mrs Eva Howlett, 'Glen Iris', New York Street, Granville, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | Private |
| Unit name | April 1918 Reinforcements |
| AWM Embarkation Roll number | 15/9/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A30 Borda on |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | Australian Railway Operating Division |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: Isaac and Margaret HOWLETT |
| Family/military connections | Brother: 2917 Pte Herbert HOWLETT, 56th Bn, returned to Australia, 25 March 1919. |
| Other details | Medal: British War Medal |
| Date of death | |
| Sources | NAA: B2455, HOWLETT Thomas Isaac |