Lyle Hilton Smith (March 17, 1916 – July 26, 2017) was an American football and basketball player, coach, and college athletics administrator. He served as the head football coach at Boise Junior College—now Boise State University—from 1947 to 1967 (except for military duty), compiling a record of 156–26–6 (.846). Smith was also the head basketball coach at BJC for one season in 1946–47, tallying a mark of 24–9, and the school athletic director from 1968 to 1981. Boise was a junior college program during Smith's coaching career; it moved up to four-year status in the NAIA in 1968, NCAA Division II in 1970, Division I-AA in 1978, and Division I-A in 1996.