| Regimental number | 5130 |
| Place of birth | Launceston, Tasmania |
| School | State and Grammar School |
| Religion | Methodist |
| Occupation | Clerk |
| Address | 37 Leopold Street South Yarra, Victoria |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, Mr W T Johnstone, Patrick Street, Ulverstone, Tasmania |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 8th Battalion, 16th Reinforcement |
| AWM Embarkation Roll number | 23/25/5 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A23 Suffolk on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 8th Battalion |
| Other details from Roll of Honour Circular | He enlisted in Melbourne, Victoria. Wounded three times, ill three. |
| Fate | Died of wounds |
| Place of death or wounding | Peake Wood (on farm), France |
| Age at death | 27 |
| Age at death from cemetery records | 27 |
| Place of burial | Ebblinghem Military Cemetery (Plot II, Row A, Grave No. 14), France |
| Panel number, Roll of Honour, Australian War Memorial | 53 |
| Miscellaneous information from cemetery records | Parents: Walter Thomas and Hannah Amelia JOHNSTONE, Patrick Street, Ulverstone, Tasmania |
| Family/military connections | Brother to Anzac Corporal L.W. Johnstone |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |