John William Sinclair
Politician in Ontario, Canada
About John William Sinclair
Lived 1879 – 1958 (aged 78).
John William Sinclair (September 3, 1879 – March 26, 1958) was a farmer and politician in Ontario, Canada. He represented Bruce in the Legislative Assembly of Ontario from 1934 to 1943 as a Liberal.
The son of Duncan Sinclair and Sarah Ann Linn, he was born in Sullivan township, Grey County. In 1905, he married the daughter of Robert Neil. Sinclair served as reeve or Arran township and was warden for Bruce County in 1924.
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Important facts
People in John William Sinclair's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped John William Sinclair's
Frequently asked questions
Who was John William Sinclair?
politician in Ontario, Canada
When was John William Sinclair born?
John William Sinclair was born on 3 September 1879.
When did John William Sinclair die?
John William Sinclair died on 26 March 1958.
Sources & further reading
· Wikipedia: John William Sinclair
· DBpedia: John William Sinclair
Cite this page
APA: Biography.guide. (2026). John William Sinclair. https://biography.guide/john-william-sinclair/
MLA: "John William Sinclair." Biography.guide, https://biography.guide/john-william-sinclair/.
Chicago: "John William Sinclair." Biography.guide. https://biography.guide/john-william-sinclair/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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