Summoner may refer to:
- The recurring job.
- The group of humans from Final Fantasy IV.
- The enemy from Final Fantasy IV.
- The enemy from Final Fantasy IV: The After Years.
- The race from Final Fantasy IX.
- The position within the faith of Yevon from Final Fantasy X.
- The enemy from Final Fantasy Airborne Brigade.
Evocation is the act of calling upon or summoning a spirit, demon, god or other supernatural agent, in the Western mystery tradition. Comparable practices exist in many spiritualities and magical traditions and may employ the use of mind-altering substances with and without uttered word formulas.