DMB may refer to:
- "D.M.B.", a song by ASAP Rocky
- DMB Development, a Limited Liability Corporation based in Scottsdale, Arizona
- DaMarcus Beasley, nicknamed DMB, an American soccer player
- Dave Matthews Band, a U.S. rock band
- Del McCoury Band, a U.S. bluegrass band
- Delaware Memorial Bridge, a set of twin suspension bridges on the Delaware River
- Diamond Mind Baseball, a computer baseball simulation game
- Digital Multimedia Broadcasting, a digital radio transmission technology
- Dimethylbutane (disambiguation)
- Dimethylbutanol
- Dry Matter Basis, a technique of measuring animal feed contents