| Regimental number | 4 |
| Place of birth | Brisbane, Queensland |
| Religion | Presbyterian |
| Occupation | Accountant |
| Address | Bridge Street, East Toowoomba, Queensland |
| Marital status | Single |
| Age at embarkation | 34 |
| Height | 5' 10" |
| Weight | 198 lbs |
| Next of kin | Father, S. McLennan, Bridge Street, East Toowoomba, Queensland |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | Orderly Room SGT |
| Unit name | 2nd Light Horse Regiment, Headquarters |
| AWM Embarkation Roll number | 10/7/1 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board A15 Star Of England on |
| Rank from Nominal Roll | Staff Sergeant |
| Unit from Nominal Roll | Headquarters Egypt |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Sources | NAA: B2455, McLENNAN John |