Irina Gerasimova (, ; born 9 February 1964) is a retired Russian swimmer who won two bronze medals in medley events at the 1982 World Aquatics Championships and 1983 European Aquatics Championships. She also competed at the 1980 Summer Olympics in the 4 × 100 m freestyle relay, but her team was disqualified for an improper changeover. She won the 200 m and 400 m medley events at the 1983 Universiade.