Rosthern-Shellbrook is a provincial electoral district for the Legislative Assembly of Saskatchewan, Canada. This constituency was created by the Representation Act, 2002 (Saskatchewan) out of the districts of Rosthern, Shellbrook-Spiritwood, and Redberry Lake. The riding was last contested in the 2020 election, when incumbent Saskatchewan Party MLA and Premier Scott Moe was re-elected. Communities in the district include the towns of Rosthern, Shellbrook, Hafford, Blaine Lake, and Spiritwood; and the villages of Canwood, Laird, Medstead, Leask, and Shell Lake.