| Date of birth | |
| Place of birth | Camberwell, Victoria |
| School | Perth High School, Western Australia |
| Religion | Presbyterian |
| Occupation | Accountant |
| Address | Commercial Union Chambers, St George's Terrace, Perth, Western Australia |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Sister, Miss Catherine Lily Cook, c/o Water Supply Department, Perth, Western Australia |
| Previous military service | Nil |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 28th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/45/3 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 28th Battalion |
| Promotions |
2nd Lieutenant Unit: INF 28 Promotion date: |
| Fate | Killed in Action |
| Place of death or wounding | Lagnicourt, France |
| Age at death | 25.8 |
| Age at death from cemetery records | 25 |
| Place of burial | Queant Road Cemetery (Special Memorial D. I.), Buissy, France |
| Panel number, Roll of Honour, Australian War Memorial | 112 |
| Miscellaneous information from cemetery records | Parents: John and Louise COOK |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |