Ronald E. Guenther (born October 3, 1945) is a former American football player, coach, and college athletics administrator.
He served as the head football coach at North Central College in Naperville, Illinois from 1975 to 1978, compiling a record of 22–12–2.
Guenther also played football at Illinois, lettering in 1965 and 1966 as an offensive lineman as well as being named second-team All-Big Ten and the team MVP in 1966.
and "He does a wonderful job of bringing in great coaches and building a team that understands what athletics is and needs to be about.
Guenther came under fire for an outburst during the 2007 NCAA Tournament, calling an Illini player an "idiot".