| Regimental number | 2590 |
| Place of birth | Geelong, Victoria |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | 7 Little Smyth Street, Geelong, Victoria |
| Marital status | Single |
| Age at embarkation | 32 |
| Next of kin | Mother, Mrs Jessie Cahir, 7 Little Smyth Street, Geelong, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 2nd Pioneer Battalion, Reinforcement 5 |
| AWM Embarkation Roll number | 14/14/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A10 Karroo on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Employment Company |
| Fate | Returned to Australia |
| Family/military connections | Brother: 3904 Pte Michael CAHIR, 58th Bn, returned to Australia, 16 January 1919. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |