| Ollie Keller | |
| Birth Date: | 8 March 1929 |
| Birth Place: | Blount County, Tennessee, U.S.[1] |
| Death Place: | Fairhope, Alabama, U.S. |
| Player Sport1: | Football |
| Player Years2: | 1951 |
| Player Team2: | Tennessee |
| Player Years3: | 1952–1953 |
| Player Team3: | Memphis State |
| Player Sport4: | Basketball |
| Player Years5: | 1951–1953 |
| Player Team5: | Memphis State |
| Player Positions: | Halfback |
| Coach Sport1: | Football |
| Coach Years2: | 1954 |
| Coach Team2: | Hall HS (TN) |
| Coach Years3: | 1955–1956 |
| Coach Team3: | Maryville HS (TN) |
| Coach Years4: | 1957–1967 |
| Coach Team4: | Memphis Catholic HS (TN) |
| Coach Years5: | 1968 |
| Coach Team5: | Iowa State (assistant) |
| Coach Years6: | 1970–1971 |
| Coach Team6: | Memphis State (assistant) |
| Coach Years7: | 1972–1975 |
| Coach Team7: | Northeast Louisiana |
| Coach Years8: | 1976 |
| Coach Team8: | Colorado State (OC) |
| Overall Record: | 14–24–3 (college) |
Ollie Keller (March 8, 1929 – April 21, 2019) was an American football player and coach. He served as the head football coach at Northeast Louisiana University—now known as University of Louisiana at Monroe—in Monroe, Louisiana for four seasons, from 1972 until 1975, compiling record of 14–24–3.
Keller began his coaching career at Halls High School followed by two years at his high school alma mater, Maryville High School. He spent the next ten years coaching at Memphis Catholic High School (1957–1967), which was a perennial football powerhouse. Keller moved to the college level in 1968 as an assistant at Iowa State University under Johnny Majors before returning to Memphis State as an assistant in 1970.
Keller died on April 21, 2019, at his home in Fairhope, Alabama.[2]