Steven Daniel Langton is an American bobsledder. He won silver medals in both the two-man and four-man events at the 2014 Winter Olympics, and gold in both the two-man and four-man events at the 2012 FIBT World Championships.

John Napier is an American bobsled driver and a soldier in the U.S. Army World Class Athlete Program. He won the two-man event at the 2009 U.S. National Bobsled Championships with Cory Butner. At the 2009 FIBT World Championships, he placed 17th in the two-man event with T.J. Burns and 11th in the four-man event with Jesse Beckom, Jamie Moriarty, and Nick Cunningham.