Wierzbno [ˈvjɛʐbnɔ] is a village in the administrative district of Gmina Odolanów, within Ostrów Wielkopolski County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 8 kilometres (5 mi) north of Odolanów, 5 km (3 mi) west of Ostrów Wielkopolski, and 99 km (62 mi) south-east of the regional capital Poznań.
