| Regimental number | 1423 |
| Place of birth | New Mechlinburgh, South Australia |
| Religion | Protestant |
| Occupation | Farmer |
| Address | c/o T.B. Brock, Tanunda, South Australia |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, T.B. Brock, Tanunda, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 3rd Light Horse Regiment, 11th Reinforcement |
| AWM Embarkation Roll number | 10/8/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A24 Benalla on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 3rd Light Horse Regiment |
| Fate | Returned to Australia |
| Family/military connections | Brother: 1424 Pte John Lawrence BROCK, 3rd Light Horse Regiment, returned to Australia, 21 November 1916. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |