The Progressive Conservative Party of Ontario is a centre-right political party in Ontario, Canada. The party was organized in 1854 by Sir John A. Macdonald and George-Étienne Cartier. It has formed the government of Ontario for 80 of the last 147 years, including the period from 1943 to 1985.

In the 2014 provincial general election, the party won 28 out of 107 seats in the Legislative Assembly of Ontario. On July 2, 2014, Jim Wilson was chosen to be the temporary leader of the party and Leader of the Opposition. In the 2018 Ontario general election, they won a full majority of seats under the leadership of Doug Ford.