Muramatsu (written: ) is a Japanese surname. Notable people with the surname include:

, Japanese baseball coach and former player , Japanese tennis player , Japanese football manager , Japanese darts player , Japanese former footballer , Japanese businessman , Japanese footballer , Japanese astronomer and discoverer of asteroids and comets , Japanese Edo Period mathematician and curator , Japanese novelist , Japanese footballer , Japanese composer, arranger, music producer , Japanese footballer , Japanese footballer , Japanese novelist , Japanese development economist, author, women's rights activist , Japanese actor, voice actor, narrator

See also 5606 Muramatsu, a main-belt asteroid Muramatsu, Niigata (村松町), a town located in Nakakanbara District, Niigata, Japan Muramatsu Flutes, a Japanese company that manufactures flutes