| Regimental number | 2864 |
| Place of birth | Essex England |
| Religion | Presbyterian |
| Occupation | Carter |
| Address | 8 Pittwater Road, Manly, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, J Walker, 8 Pittwater Road, Manly, Sydney, New South Wales |
| Enlistment date | 27 July 1915 |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A14 Euripides on 2 November 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 19th Battalion |
| Fate | Returned to Australia 13 February 1917 |
| Miscellaneous details (Nominal Roll) | *Spelt Alec Walker on NR |
| Date of death | 1 January 1955 |
| Place of burial | Rookwood Necropolis |