Siri is a surname of Italian origin. Notable people with the surname include:
Alejandro Siri (born 1963), Argentine field hockey player Florent Emilio Siri (born 1965), French film director Giuseppe Siri (1906–1989), Italian cardinal José Siri (born 1995), a Dominican professional baseball outfielder Martin Siri (born 1979), Argentine cricketer Nicolás Siri (born 2004), Uruguayan footballer Preecha Siri, Karen-Thai conservationist and environmentalist Román Fresnedo Siri (1903–1975), Uruguayan architect Santipap Siri (born 1985), Thai footballer Vittorio Siri (1608–1685), also known as Francesco Siri, Italian mathematician and Benedectine monk William Siri (1919–2004), American biophysicist
See also Siry (disambiguation) Sironi