The 1966 Kansas State Wildcats football team represented Kansas State University in the 1966 college football season. The team's head football coach was Doug Weaver. It was the last year at the helm of the Wildcats for Doug Weaver. The Wildcats played their home games in Memorial Stadium for the second to last year. The Wildcats finished the season with a 0–9–1 record with a 0–6–1 record in conference play. They finished in a tie for seventh place. The Wildcats scored 66 points and gave up 226 points.