The 1951 BYU Cougars football team was an American football team that represented Brigham Young University as a member of the Skyline Conference during the 1951 college football season. In their third season under head coach Chick Atkinson, the Cougars compiled an overall record of 6–3–1 with a mark of 2–3–1 against conference opponents, finished fifth in the Skyline, and outscored opponents by a total of 215 to 184.