J

Jace, Space Ghost ally

Jack, leader of the Watch

Jack, member of the Next Men

Jack, Giant Killer

Jackaroo, Australian hero

Jack B Quick

Jackdaw, ally of Captain Britain

Jack Faust

Jack Flash, boy from Mercury

Jack Frost, Timely Comics hero

Jack Frost, mad scientist, enemy of Brian's Brain

Jack Frost, Invisibles

Jack Hawksmoor, God of the Cities

Jackie Flash, girl from Mercury

Jack-in-the-Box, Astro City hero

Jack-in-the-Green

Jack Justice

Jack Magic

Jackman, Tom, Jekyll

Jack O'Finagle

Jack of Spades

Jack O'Justice, highwayman hero

Jack Phantom, Top Ten cop

Jackpot

Jack Q.Frost

Jackson, Astro City villain

Jack Staff, British hero

Jack Strand

Jack Wonder

Jacques Flash, invisible French journalist

Jade, Chaos

Jade, TP 

Jade Warriors, Japanese heroines

Jaeger, gay Australian vampire hitman

Jagart, Prison Warden in Cynosure

Jaguar, Archie Comics

Jaguar, Impact Comics

Jaguar, independent comic heroine

Jaguara, Brazilian heroine

Jaguar Man

Jailbait, member of the Astro City Irregulars

Jaime Sommers, Bionic Woman

Ja-Kal

Jake Perry

Jakita Wagner, member of Planetary

Jakk Boxx

Jaleb, French telepath

Jalila, Egyptian heroine

The Jam

Jan

Jane's Jeannie

Janine Porter

Jann

Jann of the Jungle, Golden Age character

Jan Spier

Janus, UK hero from Pow and Wham!

Janus, Top Ten

Janus Stark, bendable British hero

Japan, ally of Captain Canada

Japanese Bat, Filipino hero

Jasmine

Jason Hyde, investigator of the weird and strange

Jason Nines, ally of the Twilley Grimjack

Java, keeping the caffeine flowing

Jawara, Indonesian hero

Jay Ackroyd, Ace detective

Jayde, member of the Strangers

Jean Brume

Jeannie

Jedda, Defenders of the Earth

Jed Puma

Jefferson, Joe

Jeff King

Jeffries, Madison, Alpha Flight transmutator

Jeff Sullivan

Jekyll, alter ego of Mr.Hyde

Jekyll, Henry, League of Extrordinary Gentlemen

Jennifer Mays, detective

Jenny Sparks, leader of the Authority

Jeremy Feeple, pupil at Quagmire High School

Jericho Noleski, ally of Grimjack

Jerom, Belgian hero

Jerônimo, Brasilian hero

Jesse Custer, the Preacher

Jester, Golden Age hero

Jester, Crazy Gang

Jester, Wetworks

Jester, enemy of Blunder Girl

Jesus (Hates Zombies), undead-fighting son of God

Jesus Sagrado

Jet, daughter of Backlash

Jetboy, died trying to prevent the outbreak of the Wild Card virus

Jetcat, pre-teens superhero

Jet Fury, Australian hero

Jet Girl, ally of Tank Girl

Jet Jaguar, Japanese hero, foe of Godzilla

Jetpack Jack, New Zealand hero

The Jet-Skaters, teenage British heroes

Jetstream, ally of Megaton Man

Jetta, ninja warrior

Jetto Jagâ, foe of Gojira

Jewish Hero Corps

Jigsaw, Harvey Comics

Jigsaw, Bad Company

Jilks, Denby, enemy of Tom Strong

Jill

Jim Crow

Jimmi from Jupiter, alien schoolboy

Jim Mississippi

Jimmy and his Magic Patch 

Jimmy Jeckle

Jimmy Jupiter, Golden Age character

Jimmy Quick

Jim Reaper, nephew of the Grim Reaper

Jim Twilley, the reincarnated Grimjack

Jinete Fantasma

Jinpei

Jiro Yabuki, Esper

Jo, member of the Kagaku Ninjatai

Joe Guy, Warren superhero

Joe Harker, Last of the Harkers

Joe 90, prepubescent secret agent

Joe Phat, ally of Kevin Matchstick

Joe Pi, robotic Top Ten cop

Joe Pineapples, ABC Warrior sniper

Johann Krauss, agent of the BPRD

John, TP

John Carter, Warlord of Mars

John Constantine, British mage

John Gaunt, Grimjack, Cynosure mercenary

Johnny, ally of Doc Savage

Johnny Alpha, Strontium Dog

Johnny B, Misfits of Science

Johnny Beyond, 1963

Johnny Canuck, Wartime Canadian hero

Johnny Future

Johnny Jett, school boy hero

Johhny Nemo

Johnny Rebel

Johnny Savage, member of the Liberty Project

Johnny Saturn

John Steed, suave British spy

John Sunlight, foe of Doc Savage

Jolly Roger, Invisibles

Jones, Indiana, archaeologist

Jonni Future

Jonny Flathead

Jon Sable, Freelance agent, author

Joshua, Astro City

Joshua, Crow

Joyboy, member of Gatecrasher's Technet

Joybuzzer, Small Press hero

Joyride, Static foe

Jube the Walrus, alien spy and newspaperman

Judah Macabee, ally of Nexus

Judex

Judge

Judge Armour, Brit Cit Judge

Judge Boyce

Judge Bruce

Judge Death, enemy of life

Judge Dekker, Dredd's best cadet

Judge Dredd, Mega-City One's top lawman

Judge Fear, one of the Four Dark Judges

Judge Fire, one of the Four Dark Judges

Judge Giant, Elder

Judge Giant, Junior

Judge Inaba

Judge Karyn, Psi-Judge

Judge MacBrayne, CalHab's top judge

Judge Morph, Dredd's mentor

Judge Mortis, one of the Four Dark Judges

Judge Rico

Judge Sadu, Hondo City's top judge

Judges 15:14, member of the Rapture

Judge Shimura, Nip Cit renegade judge

Judomaster

Judy of the Jungle

Juice

Ju-Jitsu Jimmy

Ju Jitsu Joe

Julius Furst

Jumbu

Jumo the Magnificent

Jumping Jack Hotspur character, based on Spring-Heeled Jack

Jumpin' Jehosaphat

Jumpstart, member of Strikeforce: America

Jun

Jun-Gal, Golden Age heroine

Jung Fang

Jungle Boy, Atlas comics hero

Jungle King

Junior, Italian hero

Junior Angel, younges member of the Cursed Earth's infamous Angel Gang

Junk, member of the third incarnation of Bad Company

Junkman, Astro City villain

Junkyard, Toxic Crusader

Jupiter

Justice Friends

Justice Peece, robotic law enforcer in Cynosure

Le Justicier Masque

Justine, the Justice, heroine from Sally comics

Just'n'Right, Quality Comics hero