Międzybórz [mʲɛnˈd͡zɨbuʂ], also known as Międzybórz Sycowski (German: Neumittelwalde, until 1886 Medzibor), is a town in Oleśnica County, Lower Silesian Voivodeship, in south-western Poland. It is the seat of the administrative district (gmina) called Gmina Międzybórz. Prior to 1945 it was in Germany.