| Regimental number | 2630 |
| Place of birth | Ballarat, Victoria |
| Religion | Methodist |
| Occupation | Labourer |
| Address | Richmond, Victoria |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, David W Armstrong, 53 Stanley Street, Richmond, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 59th Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/76/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 59th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Father: David Watson ARMSTRONG, munitions worker; Brothers: 3681 Pte John Hubert ARMSTRONG, 60th Bn, killed in action, 18 July 1916; Pte David Charles ARMSTRONG, 58th Bn, killed in action, 8 March 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |