The Progressive Conservative Party of Ontario ran a full slate of candidates in the 1975 provincial election, and won 51 of 125 seats to form a minority government. Many of the party's candidates have their own biography pages; information about others may be found here.
Joseph Marrese (Oakwood)
Marrese received 4,637 votes (24.63%), finishing third against New Democratic Party candidate Tony Grande.
References
Progressive Conservative Party of Ontario candidates, 1975 Ontario provincial election Wikipedia(Text) CC BY-SA