1973 Colorado Buffaloes football team

The 1973 Colorado Buffaloes football team represented the University of Colorado in the Big Eight Conference during the 1973 NCAA Division I football season. Led by 11-year head coach Eddie Crowder, the Buffaloes compiled an overall record of 5–6 overall with a mark of 2–5 in conference play, tying for sixth place in the Big 8. Colorado played home games on campus at Folsom Field in Boulder, Colorado.

After rallying to defeat No. 7 Missouri to improve to 5–2, CU dropped its final four games and incurred its first losing season in five years. Also the athletic director since 1965, Crowder stepped down as head coach in December; he was succeeded in January 1974 by Bill Mallory, the head coach at undefeated Miami University in Ohio.