Amanda Weir was born on March 11th, 1986 in Davenport, Iowa.
Weir represented the US at The World Championships Long Course Meters in 2005, 2007, and 2011. And swam at the World Championships Short Course Meters in 2004, 2006, 2010 and 2014. Swimming all relays.
She swam her first individual events for the US at the 2006 Pan Pacific Championships in the 100M Freestyle, and in 2010 in the 50M Freestyle.
Weir swam at the University of Georgia, and anchored 4 winning relays at the 2005 NCAA Championships.
She then transferred to the University of Southern California, swam for one semester and then decided to go pro, thus ending her collegiate swimming.
Weir swam third on the silver medal winning 4x100M Freestyle relay. She also won a silver medal on the 4x100Medley Relay by swimming in the morning trials of the event.
Weir placed fifth at the US Olympic Trials in the 100M Free and earned a spot on the 4x100M Free Relay. In London, she won a bronze medal in the 4x100M Free Relay.
2016 US Olympic Trials
Weir finished third in the 100M Free behind first place finisher Abbie Weitzeil and second place finisher, Simone Manuel. Thereby earning her spot on a third Olympic Team for the 4x100M Freestyle Relay.