| Regimental number | 3789 |
| Date of birth | |
| Place of birth | Quorn, South Australia |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Parilla, South Australia |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Mother, Mrs E Kirwan, Parilla, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 10th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/27/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board RMS Malwa on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 48th Battalion |
| Promotions |
2nd Lieutenant Unit: Probation Promotion date: Lieutenant Unit: INF48 Promotion date: |
| Recommendations (Medals and Awards) |
Military Medal Work near Proyart on 8-9 August 1918. Recommendation date: |
| Fate | Returned to Australia |
| Medals |
Military Medal Source: 'Commonwealth Gazette' No. 61 Date: |
| Family/military connections | Brothers: 732 Lance Corporal Edmund John KIRWAN, 12th Bn, returned to Australia, 5 April 1918; 1700 Pte Charles Lionel KIRWAN, 50th Bn, returned to Australia, 18 October 1917. |
| Other details |
War service: Egypt, Western Front Medals: Military Medal, 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 68 |
| Place of burial | Port Augusta West Cemetery, South Australia |