| Regimental number | 6813 |
| Place of birth | Payneham, South Australia |
| Religion | Methodist |
| Occupation | Gardener |
| Address | Payneham, South Australia |
| Marital status | Married |
| Age at embarkation | 39.7 |
| Height | 5' 7.5" |
| Weight | 152 lbs |
| Next of kin | Wife, Mrs. M.M. Gray, Payneham, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 24th Battalion, 20th Reinforcements |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Rank from Nominal Roll | Temporary Sergeant |
| Unit from Nominal Roll | 27th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front Commenced return to Australia on board HT 'Aeneas', 22 November 1919; disembarked Adelaide, 6 January 1920; discharged (termination of period of enlistment), Adelaide, 6 February 1920. Medals: British War Medal, Victory Medal |
| Date of death | |
| Sources | NAA: B2455, GRAY William Robert |