Davis Edward Tarwater (born March 24, 1984) is an American swimmer and Olympic gold medalist. Tarwater has represented the United States in the World Championships three times, winning a gold medal as part of the 4×00-meter freestyle relay team in 2009. He has won three individual and five relay national titles, and has finished in the top three more than fifteen times. In 2011, he set an American record in the short course 200-meter butterfly, and as of 2012 jointly holds two additional national records in relay events. He qualified for the U.S. Olympic Trials in 2000, 2004, 2008 and 2012. At the 2012 Summer Olympics in London, Tarwater won a gold medal for his contributions in the heats of the 400-meter freestyle relay.