Kseniya Leonidovna Moskvina (; born May 29, 1989) is a Russian swimmer, who specialized in backstroke events. She finished fourteenth in the 100 m backstroke at the 2008 Summer Olympics, and eclipsed a European record (56.36) to claim the gold medal at the 2009 European Short Course Championships in Istanbul, Turkey, apart from two of her bronze medals obtained in the 50 m backstroke, and 4 × 100 m medley relay.