
| Regimental number | 11052 |
| Place of birth | Bowden, South Australia |
| Religion | Methodist |
| Occupation | Engineer |
| Address | Chief Street, Brompton, South Australia |
| Marital status | Single |
| Age at embarkation | 21 |
| Height | 5' 7.25" |
| Weight | 136 lbs |
| Next of kin | Mother, Mrs A. McLennan, same address |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | CSM |
| Unit name | S.T25.16.3C25 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A19 Afric on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 35th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Western Front Commenced return to Australia on board HT 'Ormonde', 16 June 1919; appointment terminated (discharged), Adelaide, 10 August 1919. Medals: British War Medal, Victory Medal |
| Miscellaneous details | Second given name incorrectly entered on Embarkation Roll as HATTAN. |
| Sources | NAA: B2455, McLENNAN John Hattam |