William Giles and Bill Giles may refer to: Bill Giles (American football) (1932–1998), head football coach at Chadron State College Fort Hays State University Bill Giles (baseball) (William Yale Giles, born 1934), longtime Philadelphia Phillies executive and part owner Bill Giles (meteorologist) (William George Giles, born 1939), meteorologist and television presenter William Giles (colonial manager) (1791–1862), CEO of the South Australia Company, 1841–1860, and member of the South Australian colonial legislature William Giles (Oz), fictional character on HBO's prison drama Oz, played by Austin Pendleton William B. "Buck" Giles (1903–1985), American baseball player William Branch Giles (1762–1830), American statesman William Fell Giles (1807–1879), U.S. Representative from Maryland William Henry Giles Kingston (1814–1880), writer of tales for boys William L. Giles (1911–1997), president of Mississippi State University, 1966–1976