The 1931 Yale Bulldogs football team represented Yale University in the 1931 college football season. In their fourth year under head coach Mal Stevens, Yale compiled a 5–1–2 record, shut out four opponents, and outscored all opponents, 198 to 79. In the annual rivalry game, Yale defeated Princeton by a 51–14 score, the worst defeat in Princeton history. Joe Crowley set a Yale Bowl record by scoring five touchdowns in a single game on November 7, 1931.