Date of Birth: 24/12/1876
Place of Birth: Inverell, New South Wales, Australia
Date of Death: 17/03/1956
Place of Death: Sydney, New South Wales, Australia
Qualifications, occupations and interests
Lawyer (solicitor). Pastoralist and businessman. Educated at Armidale Grammar and University of Sydney., BA 1899, LLB 1905; admitted as a solicitor in 1905, practised little; became a manager of family pastoral properties; director of Australian Mercantile Land and Finance Company in 1936, Union Trustee Company 1938, Bank of New South Wales 1940 - 1956, president 1952 - 1954; director of Commercial Union Assurance Company 1941, McGarvie Smith Institute; member of Australian Board of Cricket Control, honorary secretary 1909 - 1911; councillor of Graziers' Association 1917 - 1938, 1943 - 1947, vice president 1929 - 1932, 1936 - 1938; chairman of Pilliga Pastures Protection Board; councillor of Royal Agricultural Society., president 1943 - 1954; councillor of Flying Doctor Service and Fairbridge Farm schools; member of Board of Scots College; Australian and Union clubs; trustee of St Stephen's Presbyterian church.
Personal
Son of John Sinclair, pastoralist and Christine Fletcher. Married Edith Grant on 9 April 1916 at Collarenebri. Funeral at Northern Suburbs crematorium from St Stephen's Presbyterian church in Macquarie Street, Sydney.