Louis Joseph Palazzi (June 25, 1921 – January 7, 2007) was an American football player who later officiated from 1952 through 1981 as an umpire in the National Football League (NFL). Palazzi was the umpire in three Super Bowls, IV, VII and XI; worked nine NFL championship games, including 1958 championship game between the Baltimore Colts and the New York Giants; and was assigned to work in the postseason in his final 25 seasons in the league.