- 514A
- A City Gone Mad: Mommy's Home
- A City Gone Mad: Mommy's Home/Cast
- A City Gone Mad: Sirens
- A City Gone Mad: Sirens/Cast
- A City Gone Mad: The Interview
- A City Gone Mad: The Interview/Cast
- A Dark Knight: A Beautiful Darkness
- A Dark Knight: A Beautiful Darkness/Cast
- A Dark Knight: A Day in the Narrows
- A Dark Knight: A Day in the Narrows/Cast
- A Dark Knight: Hog Day Afternoon
- A Dark Knight: Hog Day Afternoon/Cast
- A Dark Knight: Let Them Eat Pie
- A Dark Knight: Let Them Eat Pie/Cast
- A Dark Knight: Mandatory Brunch Meeting
- A Dark Knight: Mandatory Brunch Meeting/Cast
- A Dark Knight: No Man's Land
- A Dark Knight: No Man's Land/Cast
- A Dark Knight: One Bad Day
- A Dark Knight: One Bad Day/Cast
- A Dark Knight: One of My Three Soups
- A Dark Knight: One of My Three Soups/Cast
- A Dark Knight: Pax Penguina
- A Dark Knight: Pax Penguina/Cast
- A Dark Knight: Pax Penguina/Crew
- A Dark Knight: Pieces of a Broken Mirror
- A Dark Knight: Pieces of a Broken Mirror/Cast
- A Dark Knight: Queen Takes Knight
- A Dark Knight: Queen Takes Knight/Cast
- A Dark Knight: Reunion
- A Dark Knight: Reunion/Cast
- A Dark Knight: Stop Hitting Yourself
- A Dark Knight: Stop Hitting Yourself/Cast
- A Dark Knight: That's Entertainment
- A Dark Knight: That's Entertainment/Cast
- A Dark Knight: That Old Corpse
- A Dark Knight: That Old Corpse/Cast
- A Dark Knight: The Blade's Path
- A Dark Knight: The Blade's Path/Cast
- A Dark Knight: The Demon's Head
- A Dark Knight: The Demon's Head/Cast
- A Dark Knight: The Fear Reaper
- A Dark Knight: The Fear Reaper/Cast
- A Dark Knight: The Sinking Ship, The Grand Applause
- A Dark Knight: The Sinking Ship, The Grand Applause/Cast
- A Dark Knight: They Who Hide Behind Masks
- A Dark Knight: They Who Hide Behind Masks/Cast
- A Dark Knight: Things That Go Boom
- A Dark Knight: Things That Go Boom/Cast
- A Dark Knight: To Our Deaths and Beyond
- A Dark Knight: To Our Deaths and Beyond/Cast
- Aaron Danzig
- Aaron Helzinger
- Aaron Helzinger/Gallery
- Aaron Joshua
- Aaron Marcus
- Abbi Snee
- Ace Chemicals
- Adam Bernard
- Adam DeCarlo
- Adam Griffith
- Adam Jodowsky
- Adam Petchel
- Adam Ross Ratcliffe
- Adam Wolenski
- Adams
- Adrian Martinez
- Adrian Matilla
- Adrienne Lovette
- Aesha Waks
- Agnes
- Aidan Fiske
- Al Sapienza
- Alan Ariano
- Alan Pierce
- Alaska McFadden
- Alberto Bonilla
- Alberto Vazquez
- Alejandro Hernandez
- Aleksandra Szczepanowska
- Alena Chinault
- Alet Taylor
- Alex
- Alex Corrado
- Alex Winthrop
- Alexander DiPersia
- Alexander Siddig
- Alexandra Bloch
- Alexis Steinbach
- Alexis Suarez
- Alfred Pennyworth
- Alfred Pennyworth/Gallery
- Alice Pepper
- Alice Tetch
- Alice Tetch/Gallery
- Alice Tetch virus attack
- All Happy Families Are Alike
- All Happy Families Are Alike/Cast
- All Happy Families Are Alike/Crew
- Allan Hayes
- Allan R. Walker
- Allison Loskot
- Allusions to other Batman media
- Allusions to the DC Universe
- Allyce Beasley
- Alpena Youth Corrections Facility
- Alphonse Grayson
- Alvarez
- Amanda Hastings
- Amanda Hastings' mother
- Amanda Whitcroft
- Amanda Wong
- Ambre Anderson
- Ambrose Martos
- Amy Walters
- Anatoly
- Anders Park
- Anders Preparatory Academy
- Anderson
- Andre Da Silva
- Andrea Sooch
- Andrew Ayala
- Andrew Baseman
- Andrew Dove
- Andrew Haserlat
- Andrew Sellon
- Andrew Stewart Jones
- Andy Striph
- Angel Rosa
- Angel Vallelunga
- Angelique Chapman
- Anguibe Guindo
- Anita
- Ann Marie Yoo
- Annabelle K. Frost
- Anthony Carrigan
- Anthony Caso
- Anthony Grasso
- Anthony Hoang
- Anthony Patellis
- Anthony Rodriguez
- Antino Crowley-Kamenwati
- Anton
- Antonia Bicchieri
- Anu Schwartz
- Anubis
- Aparo Park
- April Yvette Thompson
- Aquinas High School
- Arbogast
- Ari Barkan
- Ari David Schwartz
- Ari McKay Wilford
- Arianne Apicelli
- Arizona
- Arkham
- Arkham/Cast
- Arkham/Crew
- Arkham Asylum
- Arkham Bridge
- Arkham Bridge Park
- Arkham City
- Arkham District
- Armand
- Armen Garo
- Arnold Dobkins
- Arnold Dobkins/Gallery
- Arnold Flass
- Artemis
- Arthur Penn
- Ashlei Sharpe Chestnut
- Ashley Hudson
- Ashley Revell
- Ashley Wellbrock
- Ashlynn Alexander
- Assassination of Fish Mooney
- Astrea Campbell-Cobb
- Atlanta
- Aubrey James
- Aubrey James' house
- Augie Robles
- Augustus P. Whippleburn
- Austin Michael Young
- Avery Sorrels
- Azrael The Warrior
- Azrael armor
- BD Wong
- Babs Olusanmokun
- Baker
- Balint Pinczehelyi
- Bam Bam
- Bamonte's Restaurant
- Bane's life support suit
- Bannion
- Barbara Kean
- Barbara Kean's monster truck
- Barbara Kean's penthouse
- Barbara Kean's weapons business
- Barbara Kean/Gallery
- Barbara Lee Gordon
- Barbara Lee Gordon/Gallery
- Barbara Rosenblat
- Barkley
- Basil Karlo
- Basil Karlo/Gallery
- Battle for Arkham
- Beasts of Prey
- Beasts of Prey/Cast
- Beasts of Prey/Crew
- Beatrice Brigitte
- Beatrice Oliver
- Becky Ann Baker
- Ben Edlund
- Ben McKenzie
- Ben Mueller
- Ben Mueller's daughter
- Ben Mueller's wife
- Benedict Samuel
- Benja Kay Thomas
- Benny
- Benny Elledge
- Bert
- Berto Colon
- Beth Bowling
- Beth Tudor
- Bethany Kay
- Bianca Rutigliano
- Bill Cranston
- Bill Eagles
- Billy Boy
- Billy Eric
- Biniam Tekola
- Blackgate Penitentiary
- Blaine Rucker
- Blake
- Boardwalk Circus
- Bob
- Bob Roseman
- Bob Sorenson
- Bobby Beckles
- Bobby Pedalino
- Boris
- Brad Calcaterra
- Braden Belmonte
- Branden Wellington
- Brandon Alan Smith
- Brandon Morris
- Brant Jones
- Brendan Burke
- Brendan Griffin
- Brett Azar
- Brette Taylor
- Brian Anthony Wilson
- Brian Cade
- Brian Campe
- Brian Charles Johnson
- Brian Distance
- Brian Donahue
- Brian Keane
- Brian Kenyon
- Brian McManamon
- Brian Morvant
- Brian O'Neill
- Brian Richardson
- Brian S. Carpenter
- Brianna Horne
- Bridgit Pike
- Bridgit Pike's pigeons
- Bridgit Pike/Gallery
- Bristol
- Bristol Pomeroy
- Brixman Family Jewelers
- Brooks
- Brown Bridge
- Bruce's vision
- Bruce Wayne
- Bruce Wayne's ballistic implement
- Bruce Wayne's vigilante suit
- Bruce Wayne/Gallery
- Bruce Wayne’s Grapple Gun
- Bruce Wayne’s smoke grenades
- Bruno Heller
- Bryan Howard Conner
- Bryan Wynbrandt
- Bryce Biederman
- Budapest
- Bugsy
- Burke
- Burnley
- Butch Gilzean
- Butch Gilzean/Gallery
- Buzz Roddy
- CTV
- Cale Pike
- Caleb Dumas
- Callahan
- Calvin Ahn
- Cameron Monaghan
- Camila Perez
- Campos
- Camren Bicondova
- Cancelled characters and storylines
- Cardinal Quinn
- Careen Fowles
- Carl
- Carl (Inmate)
- Carl (Season 4)
- Carl Ferrara
- Carl Pinkney
- Carl Smikers
- Carl Smikers Girlfriend
- Carla Duren
- Carlson Grey
- Carmine
- Carmine Falcone
- Carmine Falcone's chickens
- Carmine Falcone's lakehouse
- Carmine Falcone's mother
- Carmine Falcone/Gallery
- Carmine Famiglietti
- Carol Banker
- Carol Kane
- Caroline Lagerfelt
- Carolyn Seiff
- Cataclysm
- Cathy Trien
- Caulfield family
- Celestial Gardens
- Celestine Wayne
- Celia Au
- Central City
- Chad Fiveash
- Chad J. Hughes
- Chaing
- Chang
- Channel 5
- Channel 9 News Station
- Character Roles
- Charles Marti
- Charles Quimby
- Charles Van Dahl
- Charley Beal
- Charlie Fay
- Charlie Griggs
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