The 1946 Notre Dame Fighting Irish football team was an American football team that represented the University of Notre Dame as an independent during the 1946 college football season. In their fourth year under head coach Frank Leahy, the Irish compiled an 8–0–1 and were ranked No. 1 in the final AP Poll. The season also produced the 1946 Army vs. Notre Dame football game, a scoreless tie between undefeated teams ranked No. 1 and No. 2.