The Green Party of Ontario is a minor political party in Ontario, Canada running in the 2007 Ontario provincial election. The party received 2.8% of the popular vote in the 2003 election, and has yet to win a seat in the Legislature.
The party ran a full slate of 107 candidates in 2007, none of whom won. However, several of the party's candidates placed third or second in their ridings, finishing ahead of at least one of the larger parties.