Erin Michael O'Toole PC CD MP (born January 22, 1973) is a Canadian politician. He was the leader of the Conservative Party and the Leader of the Official Opposition from August 24, 2020 until February 2, 2022. He is a Member of Parliament (MP) in the House of Commons of Canada. He represented the electoral area of Durham. He was first elected in a by-election on November 26, 2012.
O'Toole was Minister of Veterans Affairs in 2015. In 2017, O'Toole ran in the 2017 Conservative leadership race to replace Stephen Harper, where he finished third.
Since August 2017, O'Toole has been the Official Opposition Critic for Foreign Affairs.
In January 2020, O'Toole announced his candidacy for the 2020 Conservative leadership election. On August 24, he won the election. He beat Peter MacKay and became the leader of the party.
During the 2021 Canadian federal election, the Conservative Party won 119 seats (the same as in 2019), however still did not win the majority seats needed to form a government. On February 2, 2022, O'Toole was removed as leader in a vote by Conservative MPs. By secret ballot, O'Toole was removed as leader by a margin of 73 votes to 45.