Alskog Church (Swedish: Alskogs kyrka) is a medieval church in Alskog on the Swedish island of Gotland. The church in its entirety dates from the 13th century, with the last additions probably being made c. 1300. A few alterations are of later date. It contains several medieval furnishings, as well as some medieval stained glass windows. Alskog Church belongs to the Church of Sweden and lies in the Diocese of Visby.