| Regimental number | 3912 |
| Place of birth | Guy Fawkes New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Roslyn, Tyringham, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, W J Sinclair, Roslyn, Tyringham, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 4th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/21/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A7 Medic on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 4th Machine Gun Battalion |
| Promotions |
2nd Lieutenant Unit: 4 MG Btn Promotion date: Lieutenant Unit: 4 MG Btn Promotion date: |
| Fate | Returned to Australia |
| Medals |
Distinguished Conduct Medal 'For conspicuous and gallantry and devotion to duty. When the section commander was serverely wounded and the tank carrying the guns and crew knocked out by a direct hit he removed all the wounded from the tank, then with the survivors go the guns and gear out and rushed them forward into action under heavy machine gun fire. His presence of mind and energy greatly assisted the advance and saved casualties'
Source: 'Commonwealth Gazette' No. 36 Date: Military Medal Source: 'Commonwealth Gazette' No. 1 Date: |
| Family/military connections | Brothers: No.2476 Sergeant Clarence Frederick Clarence, 19th Battalion, who was killed in action on 11 August 1918, No.188 Sergeant Cyril Sinclair, 33rd Battalion and Lieutenant [..ale] Sinclair, Australian Flying Corps. |
| Other details |
War service: Western Front Medals: Distinguisdhed Conduct Medal, Military Medal, British War Medal, Victory Medal |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
