American competition swimmer who took home four gold medals at the 2012 London Games and broke the world record in the 4×100-meter medley relay.
She attempted to qualify for the 2008 Olympics at age 13.
She turned down a chance to turn pro in order to compete at the University of California, Berkeley.
She is an only child. She is married to Hayes Johnson. On March 6th, 2021 she announced they are expecting their first child due in August 2021.
She and Katie Ledecky became two of Team USA's best swimmers.