Bestwin [ˈbɛstfin] is a village in the administrative district of Gmina Zduny, within Krotoszyn County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 7 kilometres (4 mi) west of Zduny, 11 km (7 mi) west of Krotoszyn, and 86 km (53 mi) south of the regional capital Poznań.