Ultima may refer to:
- The recurring spell.
- The recurring summon and entity from the Ivalice Alliance.
- The Materia from Final Fantasy VII.
- The materia from Crisis Core -Final Fantasy VII-.
- The enemy from Final Fantasy XI: Chains of Promathia.
- The Ultima Weapon's battle theme from Final Fantasy XIV: A Realm Reborn.
- The portal from World of Final Fantasy.
- Ultima Weapons
- Final Fantasy Crystal Chronicles' Ultamite which creates the Ultimate Sword, Lance, Hammer, and Maul for each of the four respective races.
Ultima means "the last" in Latin and many Latin-based languages. In the Spanish versions of many Final Fantasy games, it is written as "Artema," a close transliteration of the Japanese katakana.