Tyler Tennant McGill (born August 18, 1987) is an American former competition swimmer who is a butterfly specialist and has been a member of two world champion relay teams from the United States.

[6] McGill swam in the preliminaries of the 4×100-meter medley relay for the U.S. team, which advanced to the final and won the gold medal.

[7][8] At the 2011 World Aquatics Championships in Shanghai, China, McGill won a bronze medal in the 100-meter butterfly, finishing behind Michael Phelps and Konrad Czerniak.

[9] On the last day of competition, McGill won a gold medal in the 4×100-meter medley relay for his contributions in the heats.

At the 2012 Summer Olympics in London, McGill placed sixth the 100-meter butterfly, and earned a gold medal by swimming in the preliminaries for the winning U.S. team in the 4×100-meter medley relay.