| Date of birth | |
| Place of birth | Dublin, Ireland |
| Religion | Church of England |
| Occupation | Drover |
| Address | Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 34 |
| Next of kin | Mother, Mrs Kathleen Mary Armstrong, 27 Clare Street, Dublin, Ireland |
| Enlistment date | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 41st Battalion, 5th Reinforcement |
| AWM Embarkation Roll number | 23/58/2 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A55 Kyarra on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 41st Battalion |
| Promotions |
Lieutenant Unit: 41st Battalion Promotion date: |
| Fate | Returned to Australia |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, ARMSTRONG George Sackville |