| Mike DeLong | |
| Birth Date: | 10 June 1952 |
| Player Years1: | 1971–1973 |
| Player Team1: | Springfield |
| Player Positions: | Defensive lineman |
| Coach Years1: | 1974–1976 |
| Coach Team1: | Holland Patent HS (NY) (assistant) |
| Coach Years2: | 1977 |
| Coach Team2: | North Carolina (GA) |
| Coach Years3: | 1978 |
| Coach Team3: | Maine Maritime (DC) |
| Coach Years4: | 1979–1980 |
| Coach Team4: | Maine Maritime |
| Coach Years5: | 1981–1983 |
| Coach Team5: | Springfield (DC) |
| Coach Years6: | 1984–2015 |
| Coach Team6: | Springfield |
| Overall Record: | 201–139–2 |
| Tournament Record: | 3–5 (NCAA D-III playoffs) |
| Championships: | 1 NEFC (1980) 5 FFC (1996, 1998, 2000, 2002–2003) 1 Empire 8 (2006) |
Michael DeLong (born June 10, 1952) is a former American football player and coach. He served as the head football coach at Maine Maritime Academy from 1979 to 1980 and at Springfield College in Springfield, Massachusetts from 1984 to 2015, compiling a career college football coaching record of 201–139–2. DeLong played college football at Springfield as a defensive lineman in the early 1970s before graduating in 1974. He returned to his alma mater in 1981 as an assistant coach.[1]