| Regimental number | 50 |
| Place of birth | Marulan, New South Wales |
| Other Names | Glynn-Armstrong, Roy Oscar |
| Religion | Roman Catholic |
| Occupation | Horse driver |
| Address | c/o T Glynn, Stationmaster, Hornsby, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Mother, Mrs Ruby Glynn, Station House, Hornsby, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, A Company |
| AWM Embarkation Roll number | 23/19/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A23 Suffolk on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: George and Cecilia ARMSTRONG |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 50 |
| Place of burial | Rookwood Necropolis, New South Wales |