
| Regimental number | 2799 |
| Place of birth | Bunbury, Western Australia |
| Religion | Church of England |
| Occupation | Farm labourer |
| Address | Greenbushes, Western Australia |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, Lindsay Richard Armstrong, Greenbushes, Western Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | March 1917 Reinforcements |
| AWM Embarkation Roll number | 11/14/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A42 Boorara on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 15th Light Horse Regiment |
| Fate | Died of disease |
| Age at death from cemetery records | 26 |
| Place of burial | Beirut British War Cemetery (Grave No. 18), Syria |
| Panel number, Roll of Honour, Australian War Memorial | 9 |
| Miscellaneous information from cemetery records | Parents: Lindsay and Agnes ARMSTRONG, The Mount, Greenbushes, Western Australia |
| Family/military connections | Brother: 2800 Pte Ernest Richard ARMSTRONG, 4th Imperial Camel Corps, returned to Australia, 27 July 1919; 1534 Pte Bertram Foster ARMSTRONG, 10th Light Horse Regiment, returned to Australia, 10 July 1919. |