Trinacria

Trinacria  may  refer to:
 * the ancient Name of Sicily
 * Sicily in the classical Greek period, see History of Greek and Hellenistic Sicily
 * Name for the Kingdom of Sicily during the 1300s
 * Name for the emblem of Sicily (the triskeles with the Gorgoneion Medusa), see Triskelion
 * A nickname of the modern Flag of Sicily
 * Trinacria (bivalve), a genus of bivalves in the family Noetiidae
 * Trinacria (diatom), a genus of diatoms
 * Trinacria, a noise/death metal band which is a side project for members of Enslaved