| Regimental number | 3084 |
| Place of birth | Molong New South Wales |
| Religion | Roman Catholic |
| Occupation | Grazier |
| Address | Burgoon, Cummock via Molong, New South Wales |
| Marital status | Single |
| Age at embarkation | 35 |
| Next of kin | Father, William Patrick Cahill, 17 Walker Street, North Sydney, New South Wales |
| Enlistment date | 3 May 1916 |
| Date of enlistment from Nominal Roll | 15 March 1916 |
| Rank on enlistment | Private |
| Unit name | 1st Light Horse Regiment, 23rd Reinforcement |
| AWM Embarkation Roll number | 10/6/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Karmala on 3 February 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 1st Machine Gun Squadron |
| Fate | Returned to Australia 21 July 1917 |