Giolitti is a surname. Notable people with the surname include:
Alberto Giolitti (1923–1993), Italian artist Antonio Giolitti (1915–2010), Italian politician Florence Giolitti (born 1966), former French athlete Enrichetta Chiaraviglio-Giolitti (1871–1959, daughter of Giovanni), Italian philanthropist and activist Giovanni Giolitti (1842–1928), Italian politician, and prime minister of the Kingdom of Italy Sheila Giolitti, American artist and art dealer
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