Callegari is an Italian surname. Notable people with the surname include:
Beatrice Callegari (born 1991), Italian synchronized swimmer Bill Callegari (born 1941), American businessman and civil engineer Claude Callegari (1962–2021), English YouTuber Giacomo Callegari (born 1971), Italian footballer Gian Paolo Callegari (1909–1982), Italian screenwriter and director Gino Ferrer Callegari (1911–1954), Italian footballer and manager Giuseppe Callegari (1841–1906), Italian cardinal Lorenzo Callegari (born 1998), French footballer Stefano Callegari (chef) (born 1968), Italian chef Stefano Callegari (footballer) (born 1997), Aregntine footballer
See also Calegari