Orkdal is a former municipality in Trøndelag county, Norway. The municipality existed from 1838 until its dissolution in 2020 when it joined Orkland Municipality. It was part of the Orkdalen region. The administrative centre of the municipality was the city of Orkanger. Some of the notable villages in the municipality included Kjøra, Geitastrand, Gjølme, Thamshavn, Fannrem, Vormstad, Svorkmo, and Hoston.

Trøndelag (Urban East Norwegian: [ˈtrœ̂ndəˌlɑːɡ]; or Trööndelage  is a county and coextensive with the Trøndelag region in the central part of Norway. It was created in 1687, then named Trondhjem County ; in 1804 the county was split into Nord-Trøndelag and Sør-Trøndelag by the King of Denmark-Norway, and the counties were reunited in 2018 after a vote of the two counties in 2016.