Wierzbica [vjɛʐˈbit͡sa] is a village in the administrative district of Gmina Radziemice, within Proszowice County, Lesser Poland Voivodeship, in southern Poland. It lies approximately 7 kilometres (4 mi) west of Radziemice, 12 km (7 mi) north-west of Proszowice, and 26 km (16 mi) north-east of the regional capital Kraków.