Alla Grebennikova (russian: Алла Гребенникова; born 24 February 1949) is a retired Russian breaststroke swimmer who won two medals at the

1970 European Aquatics Championships The 1970 European Aquatics Championships were held in Barcelona, Spain from 5 to 13 September 1970. Titles were contested in swimming, diving and water polo (men). The swimming program was significantly expanded. Both men and women competed in the ...

. She also competed at the

1968 Summer Olympics The 1968 Summer Olympics ( es, Juegos Olímpicos de Verano de 1968), officially known as the Games of the XIX Olympiad ( es, Juegos de la XIX Olimpiada) and commonly known as Mexico 1968 ( es, México 1968), were an international multi-sport eve ...

and finished fourth in the 4×100 m medley and 200 m breaststroke events. She married a Bulgarian swimming coach, Georgi Kostadinov ( bg, Георги Костадинов), changed her name to Kostadinova, and moved to Bulgaria. There she worked as a swimming coach and started competing in the masters category.Световна рекордьорка обучава деца по плуване
narodnodelo.bg (2010-07-12). Since around 2000 she returned to Russia (or started sharing time between Russia and Bulgaria) and until 2008 was winning all Russian 200 m breaststroke titles. She finished second at the European (2001) and World championships (2004) in the same event.

References

{{DEFAULTSORT:Grebennikova, Alla 1949 births Living people Swimmers at the 1968 Summer Olympics Russian female breaststroke swimmers Soviet female breaststroke swimmers Olympic swimmers for the Soviet Union European Aquatics Championships medalists in swimming Summer World University Games medalists in swimming FISU World University Games silver medalists for the Soviet Union FISU World University Games bronze medalists for the Soviet Union Medalists at the 1970 Summer Universiade