William Mostyn

William Mostyn
Ontario MPP
In office
1875–1879
Preceded byWilliam Clyde Caldwell
Succeeded byWilliam Clyde Caldwell
ConstituencyLanark North
Personal details
Born(1836-06-05)June 5, 1836
Elphin, County Roscommon
DiedMarch 30, 1881(1881-03-30) (aged 44)
PartyConservative
OccupationPhysician

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.

Electoral history

1875 Ontario general election: Lanark North
Party Candidate Votes%±%
ConservativeWilliam Mostyn91350.72+2.52
LiberalWilliam Clyde Caldwell88749.28−2.52
Turnout 1,80080.07
Eligible voters 2,248
Conservative gain from Liberal Swing +2.52
Source: Elections Ontario
1879 Ontario general election: Lanark North
Party Candidate Votes%±%
LiberalWilliam Clyde Caldwell1,30956.04+6.76
ConservativeWilliam Mostyn1,02743.96−6.76
Total valid votes 2,33673.44−6.64
Eligible voters 3,181
Liberal gain from Conservative Swing +6.76
Source: Elections Ontario

References

  1. 1 2 Mackintosh, Charles H. The Canadian parliamentary companion and annual register, 1879. p. 265.
  2. ↑ The Canadian journal of medical science. Vol. 6. 1881. p. 159.
  3. ↑ "1875 General Election - Data Explorer". Elections Ontario. Retrieved September 11, 2026.
  4. ↑ Wood, S.C. (1876). "Sessional Paper No. 59 - Return from the records of the General Election to the Legislative Assembly in 1875". Ontario Sessional Papers, 1875-76: Vol. VIII - Part IV (Report). Toronto: King's Printer.
  5. ↑ "1879 General Election - Data Explorer". Elections Ontario. Retrieved September 11, 2026.
  6. ↑ "Sessional Paper No. 19 - Return from the records of the General Election to the Legislative Assembly in 1879". Ontario Sessional Papers, 1880: Vol. XIL - Part III (Report). Toronto: King's Printer. 1880.