Ricciardi is an Italian surname. Notable people with the surname include:
Antonio Ricardo or Antonio Ricciardi (1532–1605/1606), Italian printer working in South America
Armando Ricciardi (born 1905, death unknown), Italian Olympic boxer
J. P. Ricciardi (born 1959), American baseball executive
Giovanni Ricciardi (cellist) (born 1968), Italian cellist
Giovanni Ricciardi (painter) (born 1977), Italian painter
Tony Ricciardi (born 1983), American computer businessman
Romano Ricciardi (born 1986), Italian/Swiss jazz saxophonist
Blake Ricciardi, American businessman
Laura Ricciardi, American film-maker