Collection of Known Sentient species from canonical Star Trek
Collection of Unknown or unidentified Sentient Species and and fan-theories on possible idetifications
Collection of Fanon Sentinent Species or canonical Species with fan-on appearances
Collection of Non-Canon Races and Cultures and fan-theories for unidentified Species and Characters
This section logs information on different species and lifeforms. Click on a life form for more information.
Humanoids[]
Humanoid life forms are very much like humans in their general appearance, although their anatomy may vary.
- Acamarian
- Aenar
- Andorian
- Archein
- Arkonian
- Attrexian
- Bajoran
- Betazoid
- Beddinian
- Bolian
- Boolran
- Borg
- Breen
- Brikar
- Byzatium
- Caitian
- Callian
- Camelyon
- Cardassian
- Carnelian
- Centauran
- Centaurii
- Chelon
- Deltan
- Denobulan
- Di'gan
- Edosian
- Efrosian
- El-Aurian
- Elasi
- Fadorian
- Farian
- Fen Domar
- Ferengi
- Gordarion
- Halanan
- Haliian
- Hermat
- Hirogen
- Hellonesian
- Human
- Hyterian
- Illyrian
- Jem'Hadar
- Kaartali
- Kai (species)
- Karemma
- Kellarian
- Klingon
- Kobheerian
- Kobalian
- Krakanian
- Kyrian
- Lethean
- Ligonian
- Lyran
- Macabean
- Malachorian
- Malon
- Megarite
- Miltoan
- Minbari
- Mirak
- Mizarian
- Myhr'an
- Na'kuhl
- Napikan
- Nausicaan
- Nor'Shizi
- Pa'haquel
- Raecian
- Rakelli
- Reman
- Rigellian (Vulcanoid)
- Risian
- Romulan
- Skagaran
- Son'a
- Sphere Builder
- Srivani
- Talosian
- Talrathi
- Tamarian
- Tellarite
- Tenarian
- Teplan
- Thrieshok-nar
- Trill
- Tzenkethi
- Vendoth
- Venturi
- Vorgon
- Vorta
- Vulcan
- Wismagan
- Wthaure
- Yaderan
- Zentradi
- Zmakian
Non-humanoids[]
These life forms are completely alien compared to humanoids.
- Alkanden
- Alshain
- Alvonian
- Aurelian
- Bowser
- Caine
- Changeling
- Chakuun
- Cresentian
- Epachan
- Exomorph
- Gorn
- Hexanoid
- Hydran
- Kelvan
- Mathenite
- Pac-Man
- Pahkwa-thanh
- Phylosian
- So'ja
- Species 8472
- Suliban
- Sylesi
- Tealuian
- Tree species
- Triexian
- Trill symbiont
- Xindi-Aquatic
Other species[]
Species that do no fit into the categories above such as non-coporeal lifeforms
- Cosmozoan
- Dikironium cloud creature
- Guardian (PNR)
- Heartless
- Klokian
- Lelari
- M'Tar
- Nobody
- Pah-wraith
- Q
- Replicator (lifeform)
- Silillian
- Sphere Builder
- Thelvon
- Vhorani
- Vohrsoth
- Voidling
- Warusiheikajin
- Wraith
The following species have an unknown designation.
- Beddinian
- Briori
- Carthaginian
- Enipian
- Flortariosian
- Fralkoni
- Geltan
- Helenion
- Kaartali
- Moropa
- Piriss
- Renai'i
- Straulausian
- T-Rogoran
- Thrieshok-nar
- Triangulan
- Trookanian
- Ukaldian
Mirror universe[]
Ancient species[]
These life forms are few in number or believed to be extinct.
External link[]
Species and cultures article at Memory Alpha, the canon Star Trek wiki.