Wołczyn is a town situated in southern Poland within the Opole Voivodeship. It serves as the administrative seat of Gmina Wołczyn and is located in Kluczbork County. The town is positioned within the historic region of Lower Silesia.
As of 2019, the population of Wołczyn was recorded at 5,907 inhabitants. The municipality covers a total area of 7.47 square kilometres according to 2011 data.