Oh gee, there's tons!
Just a sample
Quote Originally Posted by my forum
* Ixion' - Greek mythological figure, the mortal Ixion had an eye for the ladies. Unfortunately for him, one of his attempted conquests was Hera, wife of Zeus.The resulting offspring was Centauros, who in turn begat the centaur race.
* Anima - Italian for "soul." In the psychology of Jung, the anima is the powerful feminine "inner self" (the animus being the masculine) which represents a person's deepest driving thoughts. Confronting your anima is not to be undertaken lightly.
* Ragnarok - Ragnarøkr is Scandinavian mythology's "Destruction of the Powers"; the climactic battle between the monsters and the Gods that resulted in the destruction of both sides, as well as the world.
* Yojimbo - Akira Kurosawa's 1961 movie Yojimbo portrays a legendary ronin bodyguard Yojimbo who saves a town from two rival gangs
* Shiva - Although the ice aeon shares the name of Hindu god Shiva, it's similarities to the Hindu myth appear to be in name only. The game's figure Shiva lacks all of the god's defining attributes.
* Valefor - One of the dukes of hell, Valefor is the sixth demon of the Goetia.
* Ifrit - Named after the Arab Jinn of fire Ifrit, which is mentioned, among other places in the Qur'anic passage where King Solomon asks various creatures who can bring the throne of the Queen of Sheba to him fastest. In the passage, Ifrit was outperformed only by prayer.
* Fiends - Several Final Fantasy X fiends are named after mythologicl creatures. Examples: Quimera, Daeva, Behemoth, ...

*Chac - Maya Rain god -rain & lightning

*Maechen - The Fourth Heaven, Machanon or Machen is ruled by Archangel Michael, "Is the site of the heavenly Jerusalem, the holy Temple and its Altar" (Godwin, p. 122). It is said to house the city of Christ and is the native seat of the angels.