Massoni is an Italian surname. Notable people with the surname include:
Carlos Domingos Massoni (1939-2026), Brazilian basketball player Egisto Massoni (1854–1929), Italian painter Leonardo Massoni (born 1987), Italian footballer Norberto Massoni (1935–2010), Argentine politician Philippe Massoni (1936–2015), French politician
See also
Masoni (disambiguation)