
| Place of birth | Townsville, Queensland |
| Religion | Church of England |
| Occupation | Civil servant |
| Address | Post Office, Box 61, Ayr, Queensland |
| Marital status | Single |
| Age at embarkation | 23 |
| Height | 5' 7" |
| Weight | 154 lbs |
| Next of kin | Father, John McBean Walker, Post Office, Box 61, Ayr, Queensland |
| Previous military service | Served for 5 years in the Citizen Forces. |
| Enlistment date | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | Queensland Reinforcement 2 |
| AWM Embarkation Roll number | 23/111/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Osterley on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 41st Battalion |
| Fate | Returned to Australia |
| Other details |
War service: Egypt Commenced return to Australia on board HT 'Prinz Hubertus', 3 July 1919; arrived in Sydney, 26 August 1919, for onward travel to Brisbane; discharged Brisbane, 13 September 1919. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, WALKER John Reginald Halloran |