- Jex
- Jex (Bajoran)
- Jex (drug)
- Jeyal
- Jeyam Tybris-Kir
- Jezerek
- Jezerek sector
- Jezrak
- Jfolokh class
- Jhafre
- Jhakka
- Jhet'leya
- Jhilia zh'Azethiq
- Jhu Terel
- Ji'mek
- Jia'anKahr
- Jia'anKahr City
- Jiang
- Jianuk
- Jiarui Bai
- Jibalia
- Jiber Kidath
- Jibetian
- Jibetian Confederacy
- Jibetian High Council
- Jibetian Revolution
- Jibetian ale
- Jibetian beer
- Jibetian duckling
- Jibim Kiba Siber
- Jie Cong Li
- Jigo
- Jihad
- Jiksn
- Jil'tara
- Jil Barnak
- Jil Kellet
- Jil Orra
- Jil Orra (mirror)
- Jill Endicott (23rd century)
- Jill Endicott (24th century)
- Jill Harris
- Jill Leeden
- Jill Park
- Jill Rosado
- Jill Sherwin
- Jim (disambiguation)
- Jim Baikie
- Jim Bowie
- Jim Hibbert
- Jim Jansen
- Jim Johnson
- Jim Kiser
- Jim Martin
- Jim Novak
- Jim Peart
- Jim Shimoda
- Jim Shooter
- Jim Starlin
- Jim Stoakes
- Jim Temple
- Jim Unsinn
- Jimbalian fire fruit
- Jimi Hendrix
- Jimjim
- Jimmie F. Skaggs
- Jimmy
- Jimmy (1950s)
- Jimmy (23rd century)
- Jimmy Arakaki
- Jimmy Berndt Raymond
- Jimmy Carter
- Jimmy Carter (mirror)
- Jimmy Clayton
- Jimmy Cuzzo
- Jimmy Durante
- Jimmy Lindsey
- Jin
- Jina Kef
- Jinaal (episode)
- Jinaq
- Jinara township
- Jinks' planet
- Jinks (Professor)
- Jinks (imposter)
- Jinnia
- Jino Bustopha
- Jinoteur
- Jinoteur IV
- Jinoteur Pattern
- Jinx to-Ennien
- Jinz
- Jinz (Admiral)
- Jipper
- Jir Roplik
- Jira Trin
- Jirelle Kav
- Jires
- Jirex
- Jirin Tambor
- Jiro Sugihara
- Jirvik
- Jit
- Jiterica
- Jix
- Jizo
- Jlinzegh' province
- Jo
- Jo'HoDIn
- Jo'HoDIn I
- Jo'HoDIn II
- Jo'Krat
- Jo'Nol
- Jo'Payav
- Jo'Zamestaad
- Jo'kala
- Jo'stel
- Jo'wal'sty
- JoH'a mu'qaD
- Jo (hostess)
- Jo Daraan
- Jo Nah
- Jo Stern
- Jo Williams
- Jo van Dreenan
- Joachim
- Joachim Hartzer
- Joachim Ledesma
- Joachim Murat
- Joan
- Joan (disambiguation)
- Joan Chupp
- Joan Collins
- Joan Kester
- Joan of Arc
- Joann Owosekun
- Joann Owosekun (mirror)
- Joanna (CRN-1841)
- Joanna (disambiguation)
- Joanna Celaux
- Joanna Faur
- Joanna McCoy
- Joanna Robarge
- Joanne Piotrowski
- Joaquin Perez
- Joaquin Weiss
- Job
- Jobo
- Jobra
- Jocelyn O'Herlihy
- Jocelyn Treadway
- Jochen Heisenberg
- Jocwalth
- Jod
- Jodarr
- Jodarr native
- Jodd Pako
- Joden
- Jodie Goodnough
- Jodl
- Joe
- Joe (Crewman)
- Joe (Dixon Hill)
- Joe 90: Top Secret
- Joe Adcock
- Joe Comeau (Starfleet)
- Joe Corroney
- Joe DiMaggio
- Joe Espina Raymond
- Joe Gianetti
- Joe Haldeman
- Joe Longo
- Joe Louis
- Joe Morton
- Joe Phillips
- Joe Simko
- Joe Tormolen
- Joe Wells
- Joe Wilder
- Joel Azaria
- Joel Pakaski
- Joel Randolph
- Joel Singer
- Joel Swetow
- Joer Varc
- Joes Blankhuis
- Joey
- Joey Conterelli
- Jofirek
- Joga
- Joh Iano
- Joham
- Johan Trachsel
- Johann Bacek
- Johann Sebastian Bach
- Johanna Metzger
- Johannes Brahms
- Johannes Grunewalt
- Johannes Gutenberg
- Johannsen
- Johanssen
- Johansson (disambiguation)
- Johcat
- John
- John "Blackjack" Harriman
- John (missionary)
- John (security)
- John Allen
- John Ambrose
- John André
- John Augustine Swaddock
- John Bearclaw
- John Blackford
- John Bowler
- John Broome
- John Burke
- John Burke (shuttle)
- John Byrne
- John Candlewood
- John Canning
- John Christopher
- John Coffren
- John Coffren (reporter)
- John Connolly
- John Copper
- John Costanza
- John Cray
- John Donne
- John Eaves
- John Eaves (Admiral)
- John Elijah
- John Ericssen
- John F. Kennedy
- John Farrell
- John Ford
- John Foster
- John Frederick Paxton
- John Frederick Paxton (mirror)
- John Fredrickson
- John Gellman
- John Gill
- John Gill (mirror)
- John Glenn
- John Gregory Betancourt
- John Hammond
- John Han
- John Harriman
- John Harriman (mirror)
- John Hengist
- John Higgins (24th century)
- John Holliday
- John Hollingsworth
- John Hunt
- John J. Ordover
- John Jacks
- John Jackson Miller
- John Kalisz
- John Kayser
- John Keats
- John Kendricks
- John Kirk
- John Kyle
- John Lee
- John Lennon
- John Levinson
- John Lewinski
- John Lurry
- John M. Ford
- John Major
- John Masefield
- John Mayhill
- John Milton
- John Muir
- John Nee
- John Nesterowicz (Captain)
- John Paul Jones
- John Peel
- John Proudstar
- John Pym
- John Rambo
- John Rodriguez
- John Ross
- John Russ
- John Ryan
- John Ryan (24th century)
- John S. Drew
- John Sheehan
- John Stanley
- John Stewart
- John Stokes
- John Stone
- John Takis
- John Taylor
- John Teska
- John Thomas
- John Tiklak
- John Torres
- John Torres (mirror)
- John Van Citters
- John Van Citters Raymond
- John Vornholt
- John Warner
- John Watkins
- John Watson
- John Wayne
- John Wheeler
- John de Lancie
- John of England
- John the Baptist
- John von Neumann
- Johnathon Walsh (23rd century)
- Johnathon Walsh (24th century)
- Johnny (Dixon Hill)
- Johnny Behan
- Johnny Madden
- Johnny Mandel
- Johnny Russell
- Johnson
- Johnson (Captain)
- Johnson (Starfleet Academy)
- Johnson (USS Enterprise)
- Johnson (aide)
- Johnson (assistant)
- Johnson (security)
- Johnson City, Cestus III
- Johnson City, Gamma Hydra IV
- Johnson City Police Department
- Johnson Space Center
- Jojael
- Jojo Krako
- Jokane
- Jokhang Temple
- Jokis
- Jol Erentaro
- Jol Tan Coalition
- Jola Daraan
- Jolan Movement
- Jolan tru
- Jolara
- Joleus
- Jolev
- Jolla
- Jolley
- Jollof rice
- Jolon