Bertelli is an Italian surname. Notable people with the surname include:
Augustus Cesare Bertelli (1890–1979) known as Bert or Gus, Anglo-Italian car designer, racing driver and businessmanAchille Bertelli (1855–1925), Italian chemical industrial and aeronautical pioneerAngelo Bertelli (1921–1999), American college football playerCristofano Bertelli (fl. c. 1525), Italian engraverFerrando Bertelli (c. 1525–after 1572), Italian engraver of the Renaissance periodFrancesco Bertelli (1794–1844), Italian astronomerLuca Bertelli (fl. 1564–1589), Italian engraverMaria Bertelli (born 1977), British professional volleyball playerRenato Bertelli (1900–1974), Italian Futurist artistVasco Giuseppe Bertelli (1924−2013), Italian Roman Catholic priest