Mirów [ˈmiruf] is a village in the administrative district of Gmina Niegowa, within Myszków County, Silesian Voivodeship, in southern Poland. It lies approximately 5 kilometres (3 mi) south of Niegowa, 12 km (7 mi) east of Myszków, and 53 km (33 mi) north-east of the regional capital Katowice.

It is best known for the ruins of the 14th-century Mirów Castle, part of a defensive chain of medieval castles built along Polish Jura (Jura Krakowsko-Częstochowska). To the south of Mirów, there are Beskidy Mountains, including Silesian and Żywiec Beskids.