Saci

Saci may refer to:
 * An alternative spelling for the Hindu goddess Sachi
 * Saci (Brazilian folklore), an impish mythical character of Brazilian folk tales
 * "Saci", a song by Detonator e as Musas do Metal from Metal Folclore: The Zoeira Never Ends...
 * SacI, a restriction enzyme
 * SACI, an art college in Florence, Italy
 * Wellington Saci (born 1985), Brazilian footballer
 * The striped cuckoo, known as saci in Portuguese