| Regimental number | 3064 |
| Place of birth | Erewood |
| School | Omanama State School, Queensland |
| Religion | Church of England |
| Occupation | Stockman |
| Address | Erewood, Omanama near Inglewood, Queensland |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, Dr Osborne Johnstone, Erewood, Omanama near Inglewood, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 42nd Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/59/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A18 Wiltshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 42nd Battalion |
| Fate | Died of wounds |
| Place of death or wounding | Lens, Vigencourt |
| Age at death | 24 |
| Place of burial | Vignacourt British Cemetery (Plot I, Row B, Grave No. 13), France |
| Panel number, Roll of Honour, Australian War Memorial | 135 |
| Miscellaneous information from cemetery records | Parents: Osborne and Eliza Ann JOHNSTONE, Erewood, Oman-ama, via Warwick, Queensland |
| Family/military connections | His brother William Johnstone No 3500 killed 7 September 1918 |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |