| Regimental number | 188 |
| Place of birth | Newcastle New South Wales |
| School | Gresford Public School, New South Wales |
| Religion | Church of England |
| Occupation | Carpenter |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, C. Drinkwater, Maitland, Cessnock, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 7th Light Horse Regiment, A Squadron |
| AWM Embarkation Roll number | 10/12/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A33 Ayrshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Other details from Roll of Honour Circular | He joined the Cessnock Light Horse when 18 years of age (being a famous horseman) under his cousin Lieut Colonel MARKNELL of Maitland. |
| Fate | Killed in Action |
| Age at death | 26 |
| Age at death from cemetery records | 26 |
| Place of burial | Kantara War Memorial Cemetery (Row B, Grave No. 42), Egypt. |
| Panel number, Roll of Honour, Australian War Memorial | 5 |
| Miscellaneous information from cemetery records | Parents: Charles and Matilda Jane DRINKWATER, View Street, Cessnock, New South Wales. Native of Gresford, New South Wales |
| Family/military connections | Related to Warrant Officer MARKNELL, son of the above. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |