Ka-Zar (Earth MiniM)

Lord Kevin Plunder (Lord of the Hidden Jungle)
Gender: ♂
Alternate version of: Ka-Zar
Universe/Dimension/Timeline: Earth Mini Marvels

Main
Iron Man and Power Pack 3
Marvel Adventures The Avengers 20
Mini Marvels Digest TPB: Rock, Paper, Scissors 1
X-Men: First Class (II) 9

Ka-Zar (GoldAge)
Ka-Zar (MAdvent)

Lord Kevin Plunder
Gender: ♂
Alternate version of: Ka-Zar

Main
Marvel Adventures Spider-Man (II) 13
Marvel Adventures: Spider-Man Digest TPB 20

Keeper of the Flame
Kelda

Gender: ♀
Individual of: Aesir

Features
Thor: Asgard's Avenger 1.FT

Michael Kelly

("Combat" Kelly)
Gender: ♂
Member of: Deadly Dozen

Senator Robert Kelly
Sal Kennedy

Gender: ♂

Features
All-New Iron Manual 1.FT

Kerth

Gender: ♂
Individual of: Skrulls

Features
Skrulls! • Secret Invasion Skrulls! 1.FT

Daniel Ketch
Derek Khanata
Khaos
Khlog
Kholdsor

Gender: ♂
Individual of: Skrulls

Features
Skrulls! • Secret Invasion Skrulls! 1.FT

Khonshu
Khoryphos
Khult
K.I.A.

Michael Van Patrick
Gender: ♂
Clone/Copy/Impersonator of: M.V.P.

Features
Official Handbook of the Marvel Universe A to Z Update 1.FT

Kiber the Cruel
Kickback

Member of: Untouchables

Kickers Inc.
Kid Carnage

Benjamin Parker
Gender: ♂
Alias of: Benjamin Parker
Alternate version of: Carnage I
Universe/Dimension/Timeline: Earth M2 (Earth-982)

Support
Amazing Spider-Girl 12

Cameo
Amazing Spider-Girl 11

Kid Cold
Kid Colt I
Kid Colt II

Elric Whitemane (Elric Freedom)
Gender: ♂
Member of: Young Allies II
Universe/Dimension/Timeline: Counter-Earth II

Kid Columbus

Universe/Dimension/Timeline: Comedyverse

Main
Comedy Comics (I) 10

Kid Commandos
Kid Current
Kid Deadpool
Kid From Dodge City

Jess Wayne
Gender: ♂

Main
The Kid from Dodge City 1 - 2

Kid from Texas
Kid Kaiju
Kid Marvelman

Johnny Bates (Kid Miracleman)
Created by: Mick Anglo
Gender: ♂

Kid Nova

Gender: ♂
Member of: New Warriors I

Features
Captain America Drug War 1.FT

Kid Omega
Kid Slade
Kid Vulcan
Kidney Lady
Kidogo

Lazaro Kotikash
Gender: ♂
Member of: Alpha Squadron

Features
New X-Men: Academy X Yearbook 1.FT

Kidpool
Kierrok
Kate Kildare

Gender: ♀

Support
The Order (II) 2

Emrys Killebrew
Killer Shrike
Killerwatt

Gender: ♂
Universe/Dimension/Timeline: Earth M2 (Earth-982)

Support
Amazing Spider-Girl 10 - 12

Features
Spider-Girl (I) 100.FT

Killmonger
Killpower
Killraven
Killraven's Freemen
Killrazor
Kimera
Kimura
Jane Kincaid

Gender: ♀
Alias of: Dr. Jane Foster

King Arthur

King Arthur Pendragon
Gender: ♂
Headquarter(s): Camelot
Individual of: King Arthur's Contemporaries
Sibling(s): Morgana

Features
Official Handbook of the Marvel Universe A to Z Update 3.FT

King Arthur's Contemporaries
King Britain (Earth X)

Gender: ♂
Universe/Dimension/Timeline: Earth X (Earth-9997)

Features
Earth X Sketchbook 1.FT

King Cobra
King Conan
King Crab
Hannibal King