| Regimental number | 6336 |
| Place of birth | Eden Valley, South Australia |
| School | Saunderston School |
| Age on arrival in Australia | 25.7 |
| Religion | Baptist |
| Occupation | Labourer |
| Address | Springton, South Australia |
| Marital status | Single |
| Age at embarkation | 24.6 |
| Height | 5' 5" |
| Weight | 130 lbs |
| Next of kin | Father, W H Tremlett, Springton, South Australia |
| Previous military service | Member for 3 months, Rhynevilla Rifle Club; Club disbanded. |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 10th Battalion, 20th Reinforcement |
| AWM Embarkation Roll number | 23/27/4 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A68 Anchises on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 27th Battalion |
| Fate | Died of wounds |
| Place of death or wounding | Bullecourt, France |
| Age at death from cemetery records | 25 |
| Place of burial | Grevillers British Cemetery (Plot III, Row D, Grave No. 7), France |
| Panel number, Roll of Honour, Australian War Memorial | 111 |
| Miscellaneous information from cemetery records | Parents: William Henry and Elizabeth TREMLETT, Springton, South Australia |
| Other details |
War service: Western Front ). Wounded in action, 6 February 1917 (scalp wound). Wounded in action (second occasion), 5 May 1917 (gun shot wound, leg and arm). Died of wounds, 6 May 1917. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, TREMLETT William |