Carlie Cooper
Valerie Cooper
Valerie Cooper (Ultimate)
Copperhead (Lawrence Chesney)
Copperhead (Robert Reynolds)

Robert Reynolds
Gender: ♂

Copperhead (Davis Lawfers)
Copycat
Coral

Gender: ♀
Individual of: Atlanteans

Dr. Peter Corbeau

Gender: ♂

Features
Wolverine Encyclopedia 1.FT

Edwin Cord

Gender: ♂

Features
Iron Manual Mark 3 1.FT

Cornelius

Dr. Cornelius
Gender: ♂
Member of: Weapon X Project Team

Features
Wolverine Encyclopedia 1.FT

Corona

Carlos Carvalho
Gender: ♂
Member of: Order (II)

Corporal Dix
Corporation
Corpse Corps
Corpus Derelicti (I)

Gender: ♂
Member of: Mutant Liberation Front (III)

Corpus Derelicti (II)

Gender: ♂
Member of: Mutant Liberation Front (III)

Archie Corrigan

Gender: ♂
Employed by: Tyger Tiger
Inhabitant of: Madripoor

Features
Wolverine Encyclopedia 1.FT

Corrupt
Corruptor
Corsair
Corsairs
Thomas Corsi
Cortex

James Madrox
Gender: ♂
Clone/Copy/Impersonator of: Multiple Man

Features
Heroic Age: Villains 1.FT
X-Men Earth's Mutant Heroes 1.FT

Anne-Marie Cortez

Gender: ♂
Member of: Acolytes

Fabian Cortez
Corvus Glaive
Cosmic Avengers
Cosmic Control Rod

Owned by: Annihilus
Universe/Dimension/Timeline: Negative Zone

Cosmic Cube
Cosmic Entities
Cosmic Ghost Rider

Frank Castle
Gender: ♂
Alternate version of: Castle Frank

Cosmo
Steve Costigan
Costume Division
Cotati
Cottonmouth
Cougar
Phil Coulson
Council of Cross-Time Kangs
Council of Godheads
Council of the Chosen

Subgroup of: Hellfire Club

Count Abyss
Count Igwanus

Individual of: Gegku

Count Nefaria
Count Tagar

Gender: ♂
Individual of: New Men

Counter-Earth (I)
Counter-Earth (II)
Counterweight (Jack Power)

Jack Power
Gender: ♂
Alias of: Jack Power
Member of: Power Pack

Counterweight (Katie Power)
Courga
Courier (I)

Gender: ♂
Individual of: Mutants

Features
Wolverine Encyclopedia 1.FT

Courier (Jacob Gavin, Jr.)

Jacob Gavin, Jr.
Gender: ♂

Features
Deadpool Corps: Rank and Foul 1.FT

Courtney Delphine
Dr. Theresa June Covington

(Toxic Doxie)
Gender: ♀
Alias: Scarlet Witch (Theresa June Covington)

Features
Avengers Now! 1.FT

Cowboy
Cowgirl

Deb Lowry
Gender: ♀
Member of: Grapplers

Cowled Commander

Brian Muldoon
Gender: ♂

Features
Captain America: America's Avenger 1.FT

Cowled Commando

Member(s): Scarecrow

Nguyen Ngoc Coy
Crane Mother

Gender: ♀
Ruler(s) of: K'un-Zi
Universe/Dimension/Timeline: K'un-L'un Dimension

Larry Cranton
Crawling Creature
Crazy Eight (Leslie Ann Shappe)

Leslie Ann Shappe
Gender: ♀

Crazy Eight (II)
Crazy Gang
Creators
Creatures from Kosmos
Creed

Gender: ♂
Member of: Lilin

Features
Team X/Team 7 (Image Comics / Marvel) 1.FT

Graydon Creed
Crescent

Dan Bi
Gender: ♀
Member of: Agents of Atlas (II)

Lucy Crim

Gender: ♀

Features
Wolverine Encyclopedia 1.FT

Crimebuster (Nick Lewis)

Nick Lewis ("Lucky")
Gender: ♂

Crimebuster (Nick Lewis, Jr.)

Nick Lewis, Jr.
Gender: ♂

Crimebuster (Frank Moore)