Demon Bear
Demon Cult
Demon Druid (Ard-Con)

Gender: ♂
Alias: Ultimus (Ard-Con)
Individual of: Kree

Demon-Fire
Demongorge
Demons
Deonists
Department H
Derath'Ath Machlan'N

Individual of: A'askvarii

Jacques Dernier
Desak (Desak Sterixian)
Desert Ghost (Xi'an Chi Xan)

Gender: ♂
Member of: X-Men 2099 (Earth-928)

Desert Stars
Desert Sword
Designate (Tarene)

Gender: ♀
Alias: Thor Girl (Tarene)

Adam Destine
Destiny (Irené Adler)
Destiny (Irené Adler) (Earth-295)

Gender: ♀
Alternate version of: Destiny (Irené Adler)
Universe/Dimension/Timeline: Earth-295 (Age of Apocalypse)

Destiny (Paul Destine)
Destroyer (Roger Aubrey)

Gender: ♂
Alias of: Dyna-Mite (Roger Aubrey)

Destroyer (Arthur Sampson Douglas)
Destroyer (Brian Falsworth)
Destroyer (Keene Marlow)
Destroyer (Alexander Power)

Gender: ♂
Alias of: Alexander Power
Alternate version(s): Destroyer (Alexander Power) (Earth-58163)
Member of: Power Pack (I)

Destroyer (Alexander Power) (Earth-58163)

Gender: ♂
Alternate version of: Destroyer (Alexander Power)
Member of: Wolfpack (II) (Earth-58163)
Universe/Dimension/Timeline: Earth-58163 (House of M)

Destroyer (Charles Stanton)
Destroyer (Odin's construct) (II)
Detonator (Earth-1610)

Universe/Dimension/Timeline: Earth-1610 (Ultimate)

Features
Ultimate Secrets 1.FT

Devastator (Kirov Petrovna)
Devastator (II)
Deviants
Devil Dinosaur
Devil-Dog Dugan
Devil's Heart
Devil-Slayer (Eric Simon Payne)
Devil-Slayer (Sergeant Daniel Sylva)

A.K.A.: Shagish Chultepi
Created by: Kaare Andrews
Gender: ♂
Relative(s): Devil-Slayer (Eric Payne)

Main
Dead of Night Featuring Devil-Slayer 1 - 4
Dead of Night Featuring Devil-Slayer TPB 1

Devlor
Devo

Gender: ♂
Member of: Shi'ar Death Commandos

Albert DeVoor

Gender: ♂
Member of: Roxxon Oil Corporation

Devos the Devastator (Devos)
Devourer
Devourer of Souls (Wrarrl) (HyborT)

Gender: ♂
Universe/Dimension/Timeline: Hyborean Timeline

Features
Conan the Barbarian (I) 230.FT

Kearson DeWitt
Jean DeWolff
Prince Dezan
Diableri
Diablo (Esteban Corazón de Ablo)
Diablo (I)
Diablo (Earth-1610)

Universe/Dimension/Timeline: Earth-1610 (Ultimate)

Features
Ultimate Secrets 1.FT

Diabolique
Diamond Lil (Lillian Crawley)
Diamond Patch
Robert Diamond (I)
Robert Diamond (II) (Earth-58163)

Gender: ♂
Alternate version of: Robert Diamond (I)
Member of: Sons of the Tiger (II) (Earth-58163)
Universe/Dimension/Timeline: Earth-58163 (House of M)

Diamondback (Deborah Bertrand)
Diamondback (Rachel Leighton)
Diamondback (Willis Stryker)
Diamondhead (Archibald Dyker)
Diaries of Destiny