The 2019 NAIA football season was the component of the 2019 college football season organized by the National Association of Intercollegiate Athletics (NAIA) in the United States.
The season's playoffs, known as the NAIA Football National Championship, culminated with the championship game on December 21 at Eddie Robinson Stadium in Grambling, Louisiana.
The Morningside Mustangs defeated the Marian Knights, 40–38, in the title game to win the program's second consecutive NAIA championship.
Thomas More, which had been an NAIA member from 1947 until leaving for the NCAA in 1990, was immediately eligible for NAIA postseason play as a returning member.
Cincinnati Christian ceased to exist during the season.