Byblos may refer to:
- The boss from Final Fantasy V.
- The boss from Final Fantasy XIV.
- The creature and action ability from Final Fantasy Tactics.
- The boss from Final Fantasy Record Keeper.
The use of Byblos in the Final Fantasy series derives from the Final Fantasy V boss that was fought in a library. Byblos syllabary, also known as the Pseudo-hieroglyphic script, Proto-Byblian, Proto-Byblic, or Byblic, is an undeciphered writing system known from ten inscriptions found in Byblos.