
| Regimental number | 1954 |
| Place of birth | Johannesburg, Transvaal, South Africa |
| Place of birth | Johannesburg, South Africa |
| School | Woodstock Public School, Cape Town, South Africa |
| Other training | Printer |
| Age on arrival in Australia | 17 |
| Religion | Presbyterian |
| Occupation | Wood scouring |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, Johnstone, Walmer Road, Cape Town, South Africa |
| Previous military service | As a Private Cape Peninsula Rifle Regiment, Cape Town |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 21st Battalion, 3rd Reinforcement |
| AWM Embarkation Roll number | 23/38/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A68 Anchises on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 21st Battalion |
| Other details from Roll of Honour Circular | Given name on RoHc James Russell Clarke. |
| Fate | Killed in Action |
| Place of death or wounding | Bullecourt, France |
| Age at death | 20.9 |
| Age at death from cemetery records | 20 |
| Place of burial | Queant Road Cemetery (Plot I, Row G, Grave No. 14), Buissy, France |
| Panel number, Roll of Honour, Australian War Memorial | 94 |
| Miscellaneous information from cemetery records | Parents: James Russell and Alice Louisa JOHNSTONE, Walmer Road, Woodstock, Capetown |