| Regimental number | 2881 |
| Place of birth | Sydney, New South Wales |
| Religion | Church of England |
| Occupation | Sawyer |
| Address | Bankstown, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Mother, Mrs Sarah Ann Callaghan, Chelcote Road, Bankstown, New South Wales |
| Previous military service | 39th Infantry |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 59th Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/76/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A19 Afric on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 59th Battalion |
| Other details from Roll of Honour Circular | Enlisted 18 September 1916 - 59th Bn 7th Reinforcements; taken on strength 59 Bn 20 July 1917; wounded but remained at duty 20 May 1918 Bullecourt; mortally wounded 2 September 1918. |
| Fate | Died of wounds |
| Place of death or wounding | Peronne, France |
| Age at death | 23 |
| Place of burial | St. Sever Cemetery Extension (Block R, Plot III, Row E, Grave No. 16), Rouen, France |
| Panel number, Roll of Honour, Australian War Memorial | 167 |
| Family/military connections | Brother: 1716 Sergeant Alfred CALLAGHAN, 3rd Bn, killed in action, 6 October 1917. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |