| Charlie Sadler | |
| Birth Date: | 6 May 1949 |
| Player Years1: | c. 1970 |
| Player Team1: | Northeastern State |
| Coach Years1: | 1972–1975 |
| Coach Team1: | R. L. Turner HS (TX) (assistant) |
| Coach Years2: | 1976–1977 |
| Coach Team2: | Lamar Consolidated HS (TX) (DC) |
| Coach Years3: | 1978 |
| Coach Team3: | Oklahoma (OL) |
| Coach Years4: | 1979–1982 |
| Coach Team4: | Iowa State (DL) |
| Coach Years5: | 1983 |
| Coach Team5: | Missouri (LB) |
| Coach Years6: | 1984–1988 |
| Coach Team6: | Oklahoma (DL) |
| Coach Years7: | 1989–1990 |
| Coach Team7: | Oklahoma (DC) |
| Coach Years8: | 1991–1995 |
| Coach Team8: | Northern Illinois |
| Coach Years9: | 2000 |
| Coach Team9: | Akins HS (TX) (DC) |
| Coach Years10: | 2001–2002 |
| Coach Team10: | Lake Travis HS (TX) |
| Coach Years11: | 2003–2009 |
| Coach Team11: | Texas Tech (DE) |
| Overall Record: | 18–37 (college) |
Charlie Sadler (born May 6, 1949) is a former American football coach. He served as the head football coach at Northern Illinois University from 1991 to 1995, compiling a record of 18–37.[1] Sadler was the defensive ends coach at Texas Tech University from 2003 to 2009. He previously held coaching positions at the University of Oklahoma, the University of Missouri, and Iowa State University.