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William Mostyn

Canadian doctor and political figure in Ontario (1836-1881)

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 3, 2026
Entity authorityQ8015881 ↗
Source-derived summary

William Mostyn (June 5, 1836– March 30, 1881) was an Irish-born medical doctor and political figure in Ontario. He represented Lanark North in the Legislative Assembly of Ontario from 1875 to 1879 as a Conservative member. He drowned at the age of 44.

Of Welsh descent, he was born in Elphin, County Roscommon and came to Upper Canada with his parents in 1837. Mostyn was educated in Kingston and received his M.D. from Queen's University in 1858. He served as a surgeon for the militia. Mostyn was president of the North Lanark Agricultural Society. He served three years as reeve of Almonte and 15 years as assistant coroner for Lanark Ontario. Mostyn was also a district Grand Master in the Freemasons.

Editorial summary

“William Mostyn” enters the record as canadian doctor and political figure in Ontario (1836-1881). Crown Archives preserves that source wording while asking what William, Mostyn and Canadian can confirm, complicate or overturn.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current lead gives the account dated anchors—1836, 1881, 1875, 1879—that can be checked directly. The linked authority record independently contributes the date 1836-06-05. Its strongest next move is a source search built around William, Mostyn and Canadian.
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Why this record matters

“William Mostyn” is worth following because a concise public description often conceals a longer documentary argument. Here, William, Mostyn and Canadian provides the most credible route into that argument.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 3, 2026. The linked authority identifier is Q8015881. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1836, 1881, 1875 and 1879.

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Source & attribution

This entry incorporates text from “William Mostyn” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.