Jordyn Marie Wieber (born July 12, 1995) is a retired American artistic gymnast. She was a member of the U.S. Women's Gymnastics team, dubbed the Fierce Five by the media, at the 2012 Summer Olympics, where she won a gold medal in the team competition. She was also a member of the gold-winning American team at the 2011 World Championships, where she also won the individual all-around. Wieber is currently volunteer assistant coach of the women's gymnastics team at UCLA.