Chesley Furneaux "Ches" Crosbie, Q.C. (born 12 June 1953) is a Canadian lawyer and former politician. Crosbie was elected leader of the Progressive Conservative Party of Newfoundland and Labrador on April 28, 2018 serving until March 31, 2021. He served as the Leader of the Opposition in the Newfoundland and Labrador House of Assembly from 2018 until 2021.