Borelli is a surname of Italian origin. The name refers to:

• Alda Borelli (1879–1964), Italian stage and cinema actress
• Alfredo Borelli (1858–1943) French born Italian zoologist
• Carla Borelli (b. 1942), American television actress
• Deneen Borelli, American author and television personality
• Florencia Borelli (b. 1992), Argentine middle- and long-distance runner
• Giovanni Alfonso Borelli (1608–1679), Italian Renaissance physicist and mathematician
• Guido Borelli (b. 1952), Italian painter
• Jake Borelli (b. 1991), American actor
• Joseph Borelli (b. 1982), Member of the New York City Council, representing District 51.
• 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
• Roberto Borelli (b. 1963), Brazilian water polo player
• Ronald F. Borelli (1936–2006), American Engineer, Inventor and Executive
• Sergio Borelli (1923–2021), Italian journalist

• Borrell