| William Wiles Elder | |
| Birth Date: | 31 July 1885 |
| Birth Place: | Richmond, Indiana, U.S. |
| Death Place: | Gladstone, New Jersey, U.S. |
| Player Years1: | 1904–1907 |
| Player Team1: | Williams |
| Player Positions: | End |
| Coach Years1: | 1907 |
| Coach Team1: | RPI |
| Coach Years2: | 1908 |
| Coach Team2: | Williams |
| Overall Record: | 7–6–2 |
William Wiles Elder (July 31, 1885 – March 7, 1960)[1] was an American college football coach. He served as the head football coach at Rensselaer Polytechnic Institute (RPI) in 1907 and at Williams College in 1908, compiling a career coaching record of 7–6–2. Elder graduated from Phillips Exeter Academy in 1904 and from Williams College in 1908. He died on March 7, 1960, in Gladstone, New Jersey.[2]