Coughlin's success have earned her the World Swimmer of the Year Award one time and American Swimmer of the Year Award three times. She has won a total of forty-six medals in major international competition, twenty gold, sixteen silver, and ten bronze spanning the Olympics, the World, and the Pan Pacific Championships.
In April 2009, Coughlin married Crow Canyon Sharks swim coach, Ethan Hall.One of Coughlin's favorite hobbies is cooking. During the 2008 Summer Olympics, she was invited to prepare a Chinese-themed dish on the Today show. She has appeared as a judge on Iron Chef America.
Coughlin competed in season 9 of Dancing with the Stars with season 1 professional champion, Alec Mazo.She was eliminated on the fifth episode.