Jason Calvin Garrett (born March 28, 1966) is an American football coach and former player who is the coach of the Cowboys of the National Football League (NFL). Green Bay Packers are the biggest rivals of the Cowboys.
Jason Calvin Garrett attended Princeton university and after that he begin his professional career as an undrafted free agent by the New Orleans Saints after the 1989 NFL Draft. Garrett was also a quarterback in the NFL for the Cowboys, New York Giants, Tampa Bay Buccaneers, and Miami Dolphins.
As a football coach he was the offensive coordinator and assistant coach before being promoted to interim coach after the firing of Wade Phillips on November 8, 2010. Wade Phillips was Cowboys head coach for 3 years. Garrett was the Cowboys’ offensive coordinator at the time.