Cecil E. Muellerleile (March 14, 1907 – March 1972) was an American football player, coach, and college athletics administrator. He served as the head football coach at Saint Louis University from 1934 to 1939, compiling a record of 28–23–8. Muellerleile played college football at Saint Louis from 1929 to 1931. He was married to Margaret Keaney, with whom he had five children including actress Marianne Muellerleile.