Musto is both an Italian and English surname (from different sources) and can refer to:
Arnold Musto, born 1883, British Civil Engineer who designed the Sukkur Barrage.
Michael Musto, Italian-American writer
Glenn Musto, singer-songwriter of pop band College Fall
Adrian Musto, an Italian Director of Photography.
Tony Musto (1915 - 1994), an Italian-American heavyweight boxer
Ray Musto, a politician from Pennsylvania
Alissa Musto, American singer and pianist
Billy Musto, a politician from New Jersey
Manuel Musto, an Argentinian impressionist painter
Biagio Musto, bishop of Sora-Aquino-Pontecorvo (1952 - 1971)
Franklyn Musto, an English athlete at the 1964 Olympics.
Keith Musto, a British sailor at the 1964 Olympics.
Adam Musto, an American journalist.
In addition, it can refer to:
Musto, an outdoor clothing company headquartered in England
Musto Performance Skiff, a single-handed sailing skiff