| Regimental number | 3303 |
| Place of birth | Pittsworth, Queensland |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Sandy Creek, Kilcoy, Queensland |
| Marital status | Single |
| Age at embarkation | 18.6 |
| Height | 5' 6.5" |
| Weight | 140 lbs |
| Next of kin | Mother, Mrs Elizabeth Margaret Gray, Pittsworth PO, Pittsworth, Queensland |
| Enlistment date | |
| Place of enlistment | Toowoomba, Queensland |
| Rank on enlistment | Private |
| Unit name | 42nd Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/59/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A20 Hororata on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 49th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Family/military connections | Uncles: 563 Pte Richard Henry GRAY, 42nd Bn, killed in action, 23 June 1917; 2343 Driver Alfred James GRAY, 1st Divisional Ammunition Column, returned to Australia, 6 July 1919; 1029 Driver George GRAY, 6th Light Horse Regiment, returned to Australia, 7 January 1919. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, GRAY Reginald |