Mike Grossner is an American football coach and former player. He is the head football coach for Bethany College, a position he has held since 2023. Grossner served as the head football coach at Baker University in Baldwin City, Kansas from 2004 to 2018. At Baker, he led the Wildcats to their 500th and 600th all-time victories, building the program to No. 2 in all-time National Association of Intercollegiate Athletics (NAIA) wins. Grossner was the head football coach at Glendale Community College in Glendale, Arizona from 1997 to 2000. He led his 2000 team to a NJCAA National Football Championship.