| Del Miller | |
| Birth Date: | 6 November 1950 |
| Birth Place: | Marengo, Iowa, U.S. |
| Player Team1: | Central (IA) |
| Player Positions: | Linebacker, fullback, defensive back |
| Coach Years1: | 1972–1974 |
| Coach Team1: | Plainfield HS (IA) |
| Coach Years2: | 1975–1976 |
| Coach Team2: | Eagle Grove HS (IA) (DC) |
| Coach Years3: | 1977 |
| Coach Team3: | Eagle Grove HS (IA) |
| Coach Years4: | 1978–1988 |
| Coach Team4: | Iowa (assistant) |
| Coach Years5: | 1989–1990 |
| Coach Team5: | Kansas State (OC) |
| Coach Years6: | 1991–1994 |
| Coach Team6: | Kansas State (AHC/OC) |
| Coach Years7: | 1995–1998 |
| Coach Team7: | Southwest Missouri State |
| Coach Years8: | 2000 |
| Coach Team8: | Oklahoma State (OC) |
| Coach Years9: | 2001–2002 |
| Coach Team9: | Kansas State (assistant) |
| Coach Years10: | 2002–2003 |
| Coach Team10: | Kansas State (DE) |
| Coach Years11: | 2003–2005 |
| Coach Team11: | Kansas State (co-OC/QB) |
| Coach Years12: | 2006–2008 |
| Coach Team12: | San Diego State (OC/QB) |
| Coach Years13: | 2009–2016 |
| Coach Team13: | Kansas State (OC/QB) |
| Overall Record: | 21–23 (college) |
Del Miller (born November 6, 1950) is a former American football coach. He served as the head football coach at Southwest Missouri State University—now known as Missouri State University—from 1995 to 1998, compiling a record of 21–23. Miller was a longtime assistant to Kansas State University under head coach Bill Snyder. He was the first assistant hired by Snyder in 1989, and has served three separate stints with the program. Miller and Snyder had previously coached together as assistants at the University of Iowa under Hayden Fry. Miller shared the offensive coordinator duties at Kansas State with Dana Dimel from 2009 to 2016.
Miller graduated from Iowa Valley High School in 1968.[1]