Age: 27
Hometown: Malibu, California
Events: 10 kilometer open water event
Prior Olympic Victories: Rio 2016; no medals
Age: 19
Hometown: Lakeville, Minnesota
Events: 100 meter backstroke; 200 meter butterfly
Prior Olympic Victories: Rookie
Age: 25
Hometown: Alpharetta, Georgia
Events: 400 meter individual medley
Hometown: Midland, Texas
Events: 4x100 meter freestyle relay
Hometown: Bethesda, Maryland
Events: 100 meter breastroke; 200 meter breastroke
Age: 20
Hometown: Dover, Ohio
Events: 100 meter backstroke
Age: 26
Hometown: Spring Grove, Pennsylvania
Events: 200 meter butterfly; 400 meter individual medley
Hometown: Atlanta, Georgia
Events: 200 meter butterfly
Prior Olympic Victories: Rio 2016; one gold medal
Age: 23
Hometown: Dana Point, California
Events: 4x200 freestyle relay
Hometown: Madison, Alabama
Age: 24
Hometown: Evansville, Indiana
Events: 100 meter breastroke; 200 meter breaststroke
Hometown: Glenview, Illinios
Hometown: Valparaiso, Indiana
Hometown: Nashville, Tennessee
Events: 200 meter individual medley
Hometown: Trenton, Ohio
Events: 100 meter freestyle
Age: 22
Hometown: Charlotte, North Carolina
Hometown: Morristown, New Jersey
Events: 200 meter breaststroke
Hometown: Beverly Hills, Michigan
Events: 200 meter breastroke
Age: 16
Hometown: Cary, North Carolina
Events: 100 meter butterfly
Hometown: Dunwoody, Georgia
Hometown: Pelham, New York
Hometown: El Dorado Hills, California
Events: 200 meter backstroke
Age: 21
Hometown: Herriman, Utah
Events: 100 meter backstroke; 200 meter backstroke
Age: 18
Hometown: Arlington, Virginia