Riboldi is a surname. Notable people with the surname include:
Agostino Gaetano Riboldi (1839–1902), Italian Roman Catholic cardinal Antonio Riboldi (1923–2017), Italian Roman Catholic bishop Enea Riboldi (1954–2025), Italian cartoonist and illustrator Penelope Riboldi (born 1986), Italian footballer
Fictional characters
Elvis Riboldi, the main protagonist in the Spanish graphic novel series and the French-Spanish animated children's television series I, Elvis Riboldi