| Regimental number | 19614 |
| Place of birth | Brauxholme, Victoria |
| School | Scotch College, Melbourne, Victoria |
| Other training | Tuition at home. |
| Religion | Presbyterian |
| Occupation | Grazier |
| Address | Branxholme, Victoria |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, W Armstrong, Branxholme, Victoria |
| Enlistment date | |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade 8, Battery 29 |
| AWM Embarkation Roll number | 13/36/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A7 Medic on |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | 8th Field Artillery Brigade |
| Fate | Killed in Action |
| Place of death or wounding | Ploegsteert, Belgium |
| Age at death | 20.10 |
| Age at death from cemetery records | 20 |
| Place of burial | Kandahar Farm Cemetery (Plot II, Row F, Grave No. 26), Neuve-Eglise, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 15 |
| Miscellaneous information from cemetery records | Commemorated in Branxholme Cemetery, Victoria. Parents: Willie (d. 14 March 1922, aged 55; bu. Branxholme) and Jessie (d. 31 July 1954; bu. Branxholme) ARMSTRONG, Branxholme, Victoria |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |