Marangon is an Italian surname. Notable people with the surname include:
Doniéber Alexander Marangon (born 1979), Brazilian football goalkeeper Edu Marangon (born 1963), retired Brazilian football player and manager Fabio Marangon (born 1962), retired Italian football player; brother of Luciano Marangon João Paulo Fernando Marangon (born 1989), Brazilian footballer Lisa Marangon (born 1980), Australian professional triathlete Luciano Marangon (born 1956), retired Italian football player Renzo Marangon (born 1955), Italian politician