| Regimental number | 3618 |
| Place of birth | York, Western Australia |
| School | State School, High School, Western Australia |
| Religion | Church of England |
| Occupation | Bank clerk |
| Address | Northam, Western Australia |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, William Cowan, Northam, Western Australia |
| Previous military service | Served in the Citizen Military Forces. |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 10th Light Horse Regiment, 32nd Reinforcement |
| AWM Embarkation Roll number | 10/15/4 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board RMS A73 Commonwealth on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 10th Light Horse Regiment |
| Fate | Died of disease |
| Age at death | 20.10 |
| Age at death from cemetery records | 20 |
| Place of burial | Damascus British War Cemetery (Row D, Grave No 56), Syria |
| Miscellaneous information from cemetery records | Parents: William Dyer COWAN and Margaret COWAN, Bayswater, Western Australia |
| Family/military connections | Cousins: [6733] Lt Gerald Henderson COWAN, Australian Flying Corps, died of illness, 22 February 1919; 46 Pte Allan James COOKE, 10th Light Horse Regiment, died of wounds, 9 August 1916. |
| Other details |
War service: Egypt, Palestine, Syria Medals: British War Medal, Victory Medal |