| Regimental number | 449 |
| Religion | Roman Catholic |
| Occupation | Baker |
| Address | Clarke Street, Young, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Mother, Mrs Bridget Dirom, Clarke Street, Young, New South Wales |
| Enlistment date | |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade 1, Battery 3 |
| AWM Embarkation Roll number | 13/29/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board Transport A8 Argyllshire on |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | 1st Field Artillery Brigade |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Spelt Joseph James Diron on NR |
| Age at death from cemetery records | 27 |
| Panel number, Roll of Honour, Australian War Memorial | 11 |
| Miscellaneous information from cemetery records | Parents: Joseph and Bridget DIROU, Wombat Street, Young, New South Wales |