A drummer is someone who plays a drum.
Drummer may also refer to:
- Drummer (military)
- Drummer (soil), the state soil of Illinois, named for Drummer Township, Ford County, Illinois
- Drummer (band), an indie rock band
- Drummer (magazine), a gay male leather magazine
- Drummer (cockroach), a species of cockroach, Blaberus discoidalis
- Drummer, a private in the Corps of Drums in the British Army
- Drummer, a character in the Planetary comics series
- a travelling salesman, one who "drums up" business
- Camina Drummer, a character in The Expanse