| Regimental number | 2932 |
| Date of birth | |
| Place of birth | Kyeton, Victoria |
| School | Kyneton Grammar School; Scotch College, Melbourne, Victoria |
| Religion | Presbyterian |
| Occupation | Clerk |
| Address | Wynlong, Kyneton, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, H J Armstrong, Wynlong, Kyneton, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 5th Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/22/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A16 Star of Victoria on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | 2nd Lieutenant |
| Unit from Nominal Roll | 21st Battalion |
| Promotions |
2nd Lieutenant Unit: 21st Battalion |
| Other details from Roll of Honour Circular | Joined the Bank of New South Wales, Melbourne branch, 13 June 1912; transferred to Rochester branch, November 1912; to Corowa branch, 1913. |
| Fate | Killed in Action |
| Place of death or wounding | Broodseinde, Belgium |
| Age at death from cemetery records | 24 |
| Place of burial | Railway Dugouts Burial Ground (Transport Farm) (Plot II, Row A, Grave No. 10), Zillebeke, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 93 |
| Miscellaneous information from cemetery records | Parents: Henry and Emma ARMSTRONG, 'Wyrlong', Ranfurlie Crescent, East Malvern, Victoria. Native of Kyneton, Victoria |
| Other details |
War service: Egypt, Western Front Medals: British War Medal, Victory Medal |
| Sources | 'Bank of New South Wales Roll of Honour' (Sydney, 1921), p. 27. |