Radunia Stezyca is a Polish football club based in Stezyca, Pomeranian Voivodeship. They compete in the third-tier II liga.
The club was founded in 1982. In the 2020–2021 season, Radunia was promoted to the II liga for the first time in its history. The team plays its home matches at the multipurpose stadium "Arena Radunia", which was put into use in 2017, with a capacity of 450 seats. The club also runs a reserve team that performs in the Gdansk regional league in the 2020–2021 season and four youth groups.