The best successful Olympic swimmer is Federica pellegrini, an Italian.
Great Britain is the most successful nation, having racked up the most amount of medals since Olympic sailing started in 1900. The most successful Olympic sailor is Denmark's Paul Elvstrom. He won the first of his four gold medals at consecutive Games in 1948. However, if Great Britain's Ben Ainslie wins Gold at London 2012 he will overtake Elvstrom with one silver and 4 consecutive golds.
The most successful and decorated Olympic athlete as of 2014 is Michael Phelps. He has 22 Olympic medals with 18 being gold medals.
2000
i am not sure
he is an olympic sailor
The United States.
Mary Lou Retton
Olympic Sports -Athletics ; Non-Olympic Sports - Roller Hockey (Quad)
the USthe US
yes
America has traditionally had one of the most successful Olympic gymnastic teams. The woman with the most Olympic medals is Larissa Latynina.