Ashley Grace Twichell (born June 16, 1989) is an American competition swimmer who specializes in long-distance freestyle and open-water events.
Twichell earned the first international medals of her career at the 2011 World Aquatics Championships in Shanghai, China, winning gold in the 5 km team and bronze in the 5 km open water events.
Later in 2011, she earned a silver medal in the 800-meter freestyle at the 2011 Pan American Games.
At the 2012 U.S.
Olympic Trials, she placed 10th in the 800-meter freestyle and 18th in the 400-meter freestyle, missing the Olympic team.
In 2013, Twichell won gold in the 10 km open water event at the 2013 Summer Universiade in Kazan, Russia.