The 1966 Princeton Tigers football team was an American football team that represented Princeton University during the 1966 NCAA University Division football season.
Princeton shared the championship of the Ivy League in a three-way tie.
In their tenth year under head coach Dick Colman, the Tigers compiled a 7–2 record and outscored opponents 135 to 103.
[1] Princeton's 6–1 conference record earned a three-way tie for first place in the Ivy League standings.
Princeton played its home games at Palmer Stadium on the university campus in Princeton, New Jersey.