Borelli is a surname of Italian origin. The name refers to:
Carla Borelli (b. 1942), American television actress
Deneen Borelli, American author and television personality
Giovanni Alfonso Borelli (1608–1679), Italian Renaissance physicist and mathematician
Guido Borelli (b. 1952), Italian painter
Henry Borelli (b. 1948), American mobster
Juan José Borrelli (b. 1970), Argentine professional football player
Jorge Borelli (b. 1964), Argentine professional football player
Lyda Borelli (1884–1959), Italian theater and film actress
Sergio Borelli (b. 1923), Italian journalist