William Dynes (1849 – 1935) was an Ontario farmer and political figure. He represented Dufferin in the Legislative Assembly of Ontario from 1894 to 1898 as a Patrons of Industry member.

William Dynes
Ontario MPP
In office
1894–1898
Preceded byJohn Barr
Succeeded byJohn Barr
ConstituencyDufferin
Personal details
Born1849
Mono Township, Canada West
Died1935 (aged 85–86)
Victoria, British Columbia
Political partyPatrons of Industry
OccupationFarmer

He was born in Mono Township. Dynes served as reeve for Mono and was the first postmaster for Granger. He was also president of the Dufferin Mutual Fire Insurance Company. He defeated the incumbent, Doctor John Barr, to win a seat in the provincial assembly in 1894 but was defeated by Barr in 1898. In 1906, he moved to Saskatchewan. Dynes died in Victoria, British Columbia.

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