| Regimental number | 4673 |
| Place of birth | Penrith New South Wales |
| School | Emu Plains Public School, New South Wales |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Emu Plains, via Penrith, New South Wales |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Mother, Mrs S Bunyan, Emu Plains, via Penrith, New South Wales |
| Previous military service | Served in the ight Horse, Citizen Military Forces, Penrith, NSW. |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A40 Ceramic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 19th Battalion |
| Fate | Died of wounds |
| Place of death or wounding | Bullecourt, France |
| Age at death | 27 |
| Age at death from cemetery records | 27 |
| Place of burial | Bologne Eastern Cemetery (Plot IV, Row B, Grave No. 19), France |
| Panel number, Roll of Honour, Australian War Memorial | 88 |
| Miscellaneous information from cemetery records | Parents: William and Sarah BUNYAN, Emu Plains, New South Wales |
| Family/military connections | Brother: 4672 Pte Edwin BUNYAN, 19th Bn, killed in action, Passchendaele, Belgium, 8 October 1917. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |