| Regimental number | 3178 |
| Place of birth | Quebec, Canada |
| Religion | Presbyterian |
| Occupation | Orchardist |
| Address | Dept of Agriculture, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 32 |
| Height | 5' 9.5" |
| Weight | 148 lbs |
| Next of kin | Mother, Mrs J.W. Walker, Huntington, Quebec, Canada |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | Private |
| Unit name | 7th Light Horse Regiment, 25th Reinforcement |
| AWM Embarkation Roll number | 10/12/5 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A42 Boorara on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: William and Janet WALKER. Plaque in New South Wales Garden of Remembrance. |
| Discharge date | |
| Other details |
Commenced return to Australia on board HT 'Madras', 28 June 1919; disembarked Sydney, 3 August 1919; discharged (termination of period of enlistment), Sydney, 3 September 1919. Medals: British War Medal, Victory Medal Death attributed to war service. |
| Date of death | |
| Age at death | 52 |
| Place of burial | Northern Suburbs Cemetery, New South Wales |
| Sources | NAA: B2455, WALKER William Montgomery |