The 1980 United States Grand Prix was a Formula One motor race held on October 5, 1980 at the Watkins Glen Grand Prix Race Course in Watkins Glen, New York. It was the fourteenth and final race of the 1980 Formula One season.

The race was won by the new World Champion, Australian driver Alan Jones, driving a Williams FW07B. Jones won by four seconds over his Argentine team mate Carlos Reutemann with French driver Didier Pironi finishing third in his Ligier JS11/15. Two former World Champions, Emerson Fittipaldi and Jody Scheckter, retired after the race, although Fittipaldi would later return to racing in the American CART series.