The 2019 Princeton Tigers football team represented Princeton University in the 2019 NCAA Division I FCS football season.

They were led by tenth-year head coach Bob Surace and played their home games at Powers Field at Princeton Stadium.

Princeton played as a member of the Ivy League.

They finished the season 8–2 overall and 5–2 in Ivy League play to place third.

The Ivy League released their preseason media poll on August 8, 2019.