| Regimental number | 7821 |
| Place of birth | Melbourne Victoria |
| Religion | Presbyterian |
| Occupation | Farmer |
| Address | Malyalling, Western Australia |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, John Sinclair, Malyalling, Western Australia |
| Enlistment date | 23 May 1917 |
| Date of enlistment from Nominal Roll | 26 March 1917 |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 26th Reinforcement |
| AWM Embarkation Roll number | 23/33/6 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A7 Medic on 1 August 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 16th Battalion |
| Fate | Returned to Australia 8 January 1918 |