Fiori is an Italian surname. Notable people with the surname include:
Adriano Fiori (1865–1950), Italian botanist
Attilio Fiori (1883–1958), Italian entomologist
Ed Fiori (born 1953), American golfer
Fabrizio Della Fiori (born 1951), Italian basketball player
Henri Fiori (1881-1963), French politician
Jennifer Fiori (born 1986), Italian cyclist
Mario P. Fiori, United States Assistant Secretary of the Army
Patrick Fiori (born 1969), French singer
Publio Fiori (born 1938), Italian politician
Serge Fiori (born 1952), Canadian musician
Valerio Fiori (born 1969), Italian footballer
