| Regimental number | 5723 |
| Place of birth | Narrandera New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Grubben, via Henty, New South Wales |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, M Kirwan, Henty, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 1st Battalion, 18th Reinforcement |
| AWM Embarkation Roll number | 23/18/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A55 Kyarra on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 4th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brother: 5722 Pte Leslie Mathew KIRWAN, 1st Bn, killed in action, 17 April 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 62 |
| Place of burial | Yerong Creek Cemetery, New South Wales |