| Regimental number | 67 |
| Place of birth | Sydney, New South Wales |
| School | Public School |
| Religion | Church of England |
| Occupation | Bookkeeper |
| Address | 460 Glenmore Road, Rushcutters Bay, New South Wales |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Joyner, 460 Glenmore Road, Rushcutters Bay, New South Wales |
| Previous military service | 24th Infantry; Served in Commonwealth Citizen Forces |
| Enlistment date | |
| Rank on enlistment | Sapper |
| Unit name | Divisional Signal Company 1 |
| AWM Embarkation Roll number | 22/11/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A10 Karroo on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 4th Divisional Signal Company |
| Other details from Roll of Honour Circular | One of the originators of Boy Scouts in Paddington Scout-Master, Paddington and Woolahra Troops |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Stated to be Arthur Robert Joyner on NR |
| Place of death or wounding | Bazentin, Somme, France |
| Age at death | 22 |
| Age at death from cemetery records | 22 |
| Place of burial | Caterpillar Valley Cemetery (Plot VI, Row H, Grave No. 11), Longueval, France |
| Panel number, Roll of Honour, Australian War Memorial | 25 |
| Miscellaneous information from cemetery records | Parents: Arthur and Anna Maria JOYNER |