Irina Nazarova

Irina Viktorovna Nazarova (Bagryantseva) (Russian: Ирина Викторовна Назарова (Багрянцева)) (born July 31, 1957 in Kaliningrad) is a Soviet athlete who competed mainly in the 400 metres. She trained in Dynamo.

She competed for the USSR at the 1980 Summer Olympics held in Moscow, Russian SFSR, where she won the Gold medal with her team mates Tatyana Prorochenko, Tatyana Goyshchik and Nina Zyuskova in the women's 4x400 metres event.