Lwówek Śląski (; German: Löwenberg in Schlesien) is a town in the Lower Silesian Voivodeship in Poland. Situated on the Bóbr River, Lwówek Śląski is about 30km NNW of Jelenia Góra and has a population of about 10,300 inhabitants. It is the administrative seat of Lwówek Śląski County, and also of the smaller municipality called Gmina Lwówek Śląski.