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'''Psion''' or '''Psions''' may refer to:
==Fiction== * Psion (comics), a DC Comics extraterrestrial species
===Gaming=== * Psion (role-playing games) a character class in role-playing games ** Psion (''Dungeons & Dragons''), a character class in ''Dungeons & Dragons'' * Psions (''Freedom City''), a supervillain team in the campaign setting ''Freedom City'' * Psions, a fictional species with psychic abilities in the role-playing game ''Trinity'' * Psions, a fictional extraterrestrial species with psychic abilities in the video game series ''Destiny'' * Psions, a group of antagonists in the video game ''Into the Breach''
===Literature=== *Psion, a fictitious "unit of mental energy" in the novella ''The Greatest Invention'' by Jack Williamson ** Psion, a person with psionic abilities * ''Psion'', a 1982 novel by Joan D. Vinge * Rhon psions, a fictional group of empaths and telepaths in the novel series ''Saga of the Skolian Empire'' * Psion (想子), a fictional non-physical particle and psychic phenomenon, the essence of magic in the web novel series ''The Irregular at Magic High School''
==Science== * Psion, the J/psi meson subatomic particle
===Computing=== * Psion (company), a British mobile computer company ** Psion Organiser (1984) ** Psion MC (1989) ** Psion Series 3 (1991) ** Psion Siena (1996) ** Psion Series 5 (1997) ** Psion Revo (1999) ** Psion netBook (1999) ** Psion Series 7 (2000)
==See also== * Psi (disambiguation) * Psyche (disambiguation) * Psychic (disambiguation) * Psychotronics (disambiguation)
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