Clef (disambiguation)

A clef is a musical symbol used to indicate the pitch of written notes.

Clef may also refer to:
 * Clef Records, an American record label
 * Clefs, Maine-et-Loire, a village in France,
 * The Clefs, an Australian band
 * Cross Language Evaluation Forum (CLEF), organization promoting research in multilingual information access
 * Treble-clef, a type of zinc finger in molecular biology