| Regimental number | 4115 |
| Place of birth | Ballina, New South Wales |
| Religion | Church of England |
| Occupation | Box maker |
| Address | 6 Wisdon Street, Annandale, New South Wales |
| Marital status | Single |
| Age at embarkation | 19 |
| Height | 5' 7.5" |
| Weight | 128 lbs |
| Next of kin | Father, Henry Thomas, Corner Henry and Plunkett Street, Drummoyne, New South Wales |
| Previous military service | 31st Infantry Nil |
| Enlistment date | |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | Private |
| Unit name | 30th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/47/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A40 Ceramic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 30th Battalion |
| Fate | Returned to Australia |
| Date of death | |
| Age at death from cemetery records | 23 |
| Place of burial | Field of Mars (Portion Church of England, Plot A.A, Grave No. 322), New South Wales |
| Panel number, Roll of Honour, Australian War Memorial | 117 |
| Miscellaneous information from cemetery records | Parents: Henry and Bertha Marion THOMAS. Native of Ballina, New South Wales. Plaque in Garden of Remembrance, NSW. |
| Discharge date | |
| Other details |
Commenced return to Australia on board HT 'Wandilla', 31 March 1919; arrived Melbourne, 18 May 1919, to disembarked Sydney; discharged (medically unfit), Sydney, 31 July 1920. Medals: British War Medal, Victory Medal Death attributed to war service. |
| Sources | NAA: B2455, THOMAS Royden Henry |