The 1976–77 Marquette Warriors men's basketball team represented Marquette University in the 1976–77 NCAA Division I men's basketball season. The Warriors played their home games at the MECCA Arena in Milwaukee, Wisconsin as a Division I Independent. Butch Lee, the tournament’s most outstanding player, and Bo Ellis were the stars of a team that reflected the street-wise toughness of its coach. In the final AP poll released prior to the Sweet Sixteen, Marquette moved from sixteenth to seven in the rankings. Following the season, head coach Al McGuire retired.