The 2018 Peach Bowl was a college football bowl game played on January 1, 2018, between the UCF Knights and the Auburn Tigers. It was the 50th edition of the Peach Bowl, and the first Peach Bowl to be played in Mercedes-Benz Stadium, after spending the previous 25 editions in the now demolished Georgia Dome. The 50th Peach Bowl was one of the College Football Playoff New Year's Six bowl games, and was one of the 2017–18 bowl games concluding the 2017 FBS football season. Sponsored by the Chick-fil-A restaurant franchise, the game was officially known as the Chick-fil-A Peach Bowl.

The UCF Knights football team represents the University of Central Florida (UCF) in the sport of American football. The Knights compete in the Division I Football Bowl Subdivision (FBS) of the National Collegiate Athletic Association (NCAA) and are a member of the Big 12 Conference, making UCF the youngest school among the Power Five conferences. Their head coach is Gus Malzahn. The Knights play their home games at the 45,000-seat FBC Mortgage Stadium, which is located on UCF's main campus in Orlando, Florida, United States.