Willis Sherman "Bill" Bates (January 26, 1880 – May 13, 1939) was an American football and basketball coach.
He served as the head football coach at Fairmount College—now known as Wichita State University—from 1905 to 1908 and at Southwestern College in Winfield, Kansas from 1914 to 1925, compiling a career college football record of 80–49–12.
He also coached basketball at Fairmount (1905–1908) and Southwestern (1914–1926), tallying a career college basketball mark of 179–79.