| Regimental number | 34077 |
| Place of birth | Melbourne, Victoria |
| Religion | Church of England |
| Occupation | Student |
| Address | 91 Alma Road, St Kilda, Victoria |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, Thomas S Armstrong, 91 Alma Road, St Kilda, Victoria |
| Enlistment date | |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade, March 1917 Reinforcements |
| AWM Embarkation Roll number | 13/128/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | Australian Flying Corps |
| Fate | Effective abroad (still overseas) |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 37 |
| Place of burial | St Kilda Cemetery, Victoria |