Flesberg stave church (Flesberg stavkirke) is a stave church located in Flesberg, Numedal in Norway. It was probably built around 1200. The first written reference to the church is from 1359. The church was originally a single nave church (type B) with four free-standing internal posts bearing a raised central roof, surrounded by an ambulatory or aisles on all four sides. It had a narrower chancel, also with a raised central roof, and a semicircular apse.