| Cecil Muellerleile | |
| Birth Date: | 14 March 1907 |
| Death Date: | March 1972 |
| Player Years1: | 1929–1931 |
| Player Team1: | Saint Louis |
| Coach Years1: | 1934–1939 |
| Coach Team1: | Saint Louis |
| Admin Years1: | 1934–1940 |
| Admin Team1: | Saint Louis |
| Overall Record: | 28–23–8 |
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.[1] 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.[2]