Gizzi is both a given name and surname. Notable people with the name include:
Gizzi Erskine (born 1979), British chef Chris Gizzi (born 1975), American football player Domenico Gizzi (1680–1745), Italian singing teacher Dr. Evana Gizzi (born 1990), NASA Artificial Intelligence Research Lead Jairo Ramos Gizzi (born 1971), Italian baseball player Joey Gizzi (born 1995), American entertainer with "AreYouKiddingTV" John Gizzi (born 1955), American political journalist Loris Gizzi (1899–1986), Italian actor Michael Gizzi (1949–2010), American poet Peter Gizzi (born 1959), American poet Tom Gizzi, American football player Tommaso Pasquale Gizzi (1787–1849), Italian cardinal