| Regimental number | 6740 |
| Place of birth | Dowlingville, South Australia |
| Religion | Congregational |
| Occupation | Farmer |
| Address | Ardrossan, Yorke Peninsula, South Australia |
| Marital status | Single |
| Age at embarkation | 23.7 |
| Height | 5' 9" |
| Weight | 150 lbs |
| Next of kin | Mother, Mrs M J Douglass, Ardrossan, Yorke Peninsula, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 10th Battalion, 22nd Reinforcement |
| AWM Embarkation Roll number | 23/27/4 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A19 Afric on |
| Regimental number from Nominal Roll | 2868 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 10th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Family/military connections | Brother: 51781 Pte George Alfred DOUGLASS, 50th Bn, returned to Australia, 5 April 1919. |
| Other details |
War service: Western Front Wounded in action, 10 August 1918 (multiple gun shot wounds). Commenced return to Australia on board HT 'Ceramic', 25 January 1919; discharged (termination of period of enlistment), 21 April 1919. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 86 |
| Place of burial | Ardrossan Cemetery, South Australia |
| Sources | NAA: B2455, DOUGLASS John James |