Bykhaw (Belarusian: Бы́хаў, Bykhau [ˈbɨxaʊ]; Polish: Bychów, Bykhov Russian: Бы́хов; Łacinka: Bychaŭ) is a town in the eastern Belarusian voblast of Mahilyow. It is located 44 km south of Mahilyow (Mogilev) on the Dnieper River (Dniapro), and is the administrative center of the Bykhov Raion. As of 2009, its population was 17,031.