Earl C. Hayes

Earl C. "Billy" Hayes (November 21, 1884 – December 16, 1943) was an American football, basketball, and track and field coach. Hayes served as the head football coach at Mississippi Agricultural & Mechanical College—now known as Mississippi State University—from the 1914 to 1916 seasons. During his three-season tenure, he compiled an overall record of 15–8–2. At Mississippi A&M, he was also as the head basketball coach from 1912 to 1924, tallying aa mark of 124–54. From 1924 to 1943, he coached track and field at Indiana University Bloomington. Hayes was also the head football coach at Indiana from 1931 to 1933, compiling a record of 6–14–4.

Hayes died of pneumonia at age 59 on December 16, 1943, in Bloomington, Indiana.