The 2013 BYU Cougars baseball team represented Brigham Young University in the 2013 NCAA Division I baseball season. Mike Littlewood was in his 1st season as head coach of the Cougars. BYU's baseball team came off a 2012 season in which they were 22–27. The Cougars played their home games at Larry H. Miller Field, part of the Miller Park Baseball/ Softball Complex. Picked to finish sixth in the WCC, BYU stunned most people and finished in a 3-way tie for second place. The Cougars won the #3 seed in the WCC Tournament where they knocked out #1-seed Gonzaga. BYU lost twice to eventual tournament champion San Diego to finish the season 32–21.