| Regimental number | 6983 |
| Place of birth | Clarence Town, New South Wales |
| School | Underbank Public School, New South Wales |
| Religion | Presbyterian |
| Occupation | Stockman |
| Address | Post Office, Tamworth, New South Wales |
| Marital status | Single |
| Age at embarkation | 26.3 |
| Height | 5' 7.5" |
| Weight | 147 lbs |
| Next of kin | Father, J F Darr, Nuderback, Dungog, New South Wales |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Armidale, New South Wales |
| Rank on enlistment | Private |
| Unit name | 3rd Battalion, 23rd Reinforcement |
| AWM Embarkation Roll number | 23/20/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A24 Benalla on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 3rd Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 27 |
| Place of burial | Tyne Cot Cemetery, (Plot XXXIV, Row A, Grave No. 8), Passchendaele, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 36 |
| Miscellaneous information from cemetery records | Parents: J.F. and Annie DARR, Underbank, New South Wales. Native of Clarence Town, New South Wales |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, DARR Justus Frederick |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
