Sergei Rachmaninoff (1873–1943) was a Russian composer, pianist, and conductor.
Rachmaninoff or Rachmaninov may also refer to:
- Rachmaninoff (crater), a crater on Mercury
- Rachmaninoff (vodka), a German vodka
- Rakhmaninov (surname)
See also
- Rakhmanov (disambiguation)
- All pages with titles containing Rachmaninoff