| Regimental number | 2556 |
| Date of birth | |
| Place of birth | Glasgow, Scotland |
| Religion | Presbyterian |
| Occupation | Farm labourer |
| Address | Block 6, Kyabram, Victoria |
| Marital status | Single |
| Age at embarkation | 19.6 |
| Height | 5' 9.25" |
| Weight | 157 lbs |
| Next of kin | Father, William Mutch Allan, Kyabram, Victoria |
| Previous military service | Nil (exempt area under Compulsory Military Training scheme) |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Melbourne, Victoria |
| Rank on enlistment | Private |
| Unit name | 23rd Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/40/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 23rd Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
Commenced return to Australia on board HT 'Kanowna', 14 January 1917; discharged (medically unfit: wounded: gun shot wound, right buttock), Melbourne, 18 June 1917 Medals: 1914-15 Star, British War Medal, Victory Medal Also served in World War II: enlisted Royal Park, Victoria, 19 February 1942; discharged, 15 December 1943, as V146979 Sergeant, Geelong Detention Barracks. |
| Date of death | |
| Age at death | 70 |
| Place of burial | Geelong East Cemetery, Victoria |
| Sources | NAA: B884, ALLAN William |