Grey Highlands is a municipality in the southeast corner of Grey County, Ontario, Canada. It was formed on January 1, 2001, by the amalgamation of the village of Markdale and the townships of Artemesia, Euphrasia and Osprey, which included the unincorporated hamlets of Eugenia, Ceylon, Maxwell, Singhampton, Priceville, Kimberley, Badjeros, and Feversham. The former village of Flesherton is also located within the municipality and was amalgamated with Artemesia Township in 1998.