Lester Leighton "Fuzz" Watt (April 2, 1894 – January 19, 1952) was an American football player and coach, He served as the head football coach at Grinnell College in Grinnell, Iowa from 1927 to 1935, compiling a record of 27–42–7. Watt also coached track and field and golf as Grinnell and was an assistant coach in baseball.
Watt starred in athletics in high school in Villisca, Iowa and then at Grinnell, where he played college football as a quarterback. Watt coached at Argentine High School in Kansas City, Missouri from 1919 to 1926 and then at Theodore Roosevelt High School in Des Moines, Iowa for a year before returning to Grinnell in 1927. Watt resigned from his post at Grinnell in early 1936 to enter business with the sporting goods department of L. H. Kurtz Co. In 1939, he was hired as football and basketball coach at Grinnell High School.
Watt died on January 19, 1952, at a hospital in Omaha, Nebraska.