William Winfield "Windy" Nicklaus (January 6, 1904 – January 8, 1991) was an American football player and coach. He served as the head football coach at Oklahoma Baptist University from 1939 to 1940 and at West Texas A&M University in 1946. Nicklaus was later an educator and civic leader in Amarillo. He died on January 8, 1991.