Siani (surname)

Siani is an Italian surname. Notable people with the surname include:


 * Alessandro Siani (born 1975), Italian actor, film director, screenwriter and comedian
 * Giancarlo Siani (1959–1985), Italian journalist
 * Giorgio Siani (born 1997), Italian footballer
 * Mike Siani (American football) (born 1950), American football wide receiver
 * Mike Siani (baseball) (born 1999), American baseball outfielder
 * Sabrina Siani (born 1963), Italian actress
 * Sammy Siani (born 2000), American baseball player
 * Sébastien Siani (born 1986), Cameroonian footballer
 * Thomas Siani (born 1960), Cameroonian cyclist
 * Valentino Siani (c. 1595 – 1672), Italian luthier