| Regimental number | 750 |
| Place of birth | Springmount, Victoria |
| Other Names | KAY, Thomas Darrell |
| Religion | Church of England |
| Occupation | Mechanical engineer |
| Address | 107 Brougham Street, Ballarat, Victoria |
| Marital status | Single |
| Age at embarkation | 28 |
| Height | 5' 6.5" |
| Weight | 144 lbs |
| Next of kin | Sister, Mrs L Whatmore, Doveton Street, Ballarat, Victoria |
| Previous military service | Nil (previously rejected on account of rheumatism) |
| Enlistment date | |
| Place of enlistment | Melbourne, Victoria |
| Rank on enlistment | Private |
| Unit name | Australian Flying Corps, No 2 Squadron, C Flight |
| AWM Embarkation Roll number | 8/5/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Sergeant Major |
| Unit from Nominal Roll | Australian Flying Corps |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front Granted permission to proceed to Australia as mechanic on the Great Britain to Australia flight, 15 October 1919; discharged (termination of period of enlistment), 8 August 1920. Medals: British War Medal, Victory Medal |
| Date of death | |
| Sources | NAA: B2455, KAY Thomas |