Big Bang may refer to:
- The recurring ability.
- The achievement from Final Fantasy IV.
- The Notorious Monster from Final Fantasy XI.
- The enemy ability from Lightning Returns: Final Fantasy XIII.
- The artwork for Final Fantasy XV.
- The decal from Final Fantasy XV.
- The achievement/trophy from A King's Tale: Final Fantasy XV.
Big Bang was the event that led to the formation of the universe, according to the prevailing cosmological theory of the universe's early developmentThe