| Regimental number | 2 |
| Religion | Protestant |
| Occupation | Carpenter |
| Address | Davenport Hams, Macclesfield, South Australia |
| Marital status | Single |
| Age at embarkation | 30 |
| Next of kin | Father, Robert Armstrong, 79 King Street, Thorne, Yorkshire, England |
| Enlistment date | |
| Rank on enlistment | Lance Corporal |
| Unit name | 27th Battalion, A Company |
| AWM Embarkation Roll number | 23/44/1 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A2 Geelong on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 2nd Pioneer Battalion |
| Recommendations (Medals and Awards) |
Mention in Despatches Consistently good work since March. Recommendation date: |
| Fate | Killed in Action |
| Age at death from cemetery records | 33 |
| Place of burial | Trois-Arbres Cemetery (Plot II, Row R, Grave No. 32), Steenwerck, France |
| Panel number, Roll of Honour, Australian War Memorial | 172 |
| Miscellaneous information from cemetery records | Parents: Robert and Mary ARMSTRONG, "Ashville", 19 St. Nicholas Road, Thorne, Doncaster, England. Native of Skellow, Doncaster |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |