| Regimental number | 6101 |
| Place of birth | Townsville, Queensland |
| Religion | Church of England |
| Occupation | Surveyor |
| Address | Mungalla PO, Mungalla, Queensland |
| Marital status | Single |
| Age at embarkation | 28 |
| Height | 5' 8.75" |
| Weight | 140 lbs |
| Next of kin | Mother, Mrs Sarah Llewellyn, Stagpole Street, Townsville, Queensland |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Roma, Queensland |
| Rank on enlistment | Private |
| Unit name | 26th Battalion, 17th Reinforcement |
| AWM Embarkation Roll number | 23/43/4 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A75 Marathon on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 26th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front Commenced return to Australia on board HT '', 4 June 1919; discharged (termination of period of enlistment), Brisbane, 28 August 1919. Medals: British War Medal, Victory Medal Also served in World War II: Service No Q222597. |
| Date of death | |
| Place of burial | Prairie Cemetery, Queensland |
| Sources | NAA: B2455, LLEWELLYN Thomas Arthur |