Kozyr (; ) is a Ukrainian and Belarusian surname. Notable people with the surname include:

Aleksandr Kozyr (1903–1961), Soviet-Ukrainian film producer Artsem Kozyr (born 1990), Belarusian sprint canoeist Igor Kozyr (born 1966), Belarusian wrestler Valentyna Kozyr (born 1950), Soviet-Ukrainian athlete

See also