Cornacchia is an Italian surname.
Cornacchia may also refer to:
Cornacchia, a frazione of San Polo d'Enza, Reggio Emilia, Italy Monte Cornacchia (disambiguation), two mountains in Italy
See also Cornacchia's algorithm, described in 1908 by Giuseppe Cornacchia Stadio Adriatico – Giovanni Cornacchia, a stadium in Pescara, Abruzzo, Italy