A
- A, Miraijin
- A1
- Aaron, Dash
- Aaron, Jason
- Aaron, Rachel
- Aaronovitch, Ben
- Aas, Martin
- AAW Games
- Abacus
- Abbott, Edwin A
- Abdullah, Chelsea
- Abe, Akana
- Abe, Chisato
- Abe, Julie
- Abe, Kobo
- Abe, Tsukasa
- Abercrombie, Joe
- Abitan, Benjamin
- Ablaze
- Abnett, Dan
- Abraham, Daniel
- Abrams
- Abrams, J.J.
- Abrams Press
- Abrego, Rii
- Abysse
- Ace
- ACE Games
- Ace/Berkley
- Ace/Berkley/Random
- Ach, Philipp
- Achdé
- Ackerman, Elliot
- Ackerman, Spencer
- Acks, Alex
- Aconyte
- Acuna, Daniel
- Adachi, Imaru
- Adachitoka
- Adam Bell Games
- Adams, Douglas
- Adams, Guy
- Adams, Jeremy
- Adams, John Joseph
- Adams, Katherine J.
- Adams, Meg
- Adams, Neal
- Adams Apples Games
- Adams Media
- Addison, Katherine
- Aderin-Pocock, Dr Maggie
- Ades Media
- Adeyemi, Tomi
- Adjei-Brenyah, Nana Kwame
- Adlard, Charlie
- Adler, Dahlia
- Adolfsson, Mattias
- Adolphson, Joel
- AEG - Alderac Entertainment Group
- Aesop
- Afanasyev, Alexander
- Afro
- AfternoonFika
- Aftershock Comics
- Agasawa, Kocha
- Agitogi, Akumi
- Aguirre, Ann
- Ahdieh, Renée
- Ahiers, Sarah
- Ahlqvist, Peter
- Ahlström, Patrick
- Ahmed, S.
- Ahmed, Saladin
- Ahokoivu, Mari
- Ahonen, JP
- Ahoy Comics
- Aickman, Robert
- Aida, Yu
- Aidairo
- Aigamo, Hiroyuki
- Aimoto, Sho
- Ainana, Hiro
- Aio, Toji
- Airship Entert
- Aisato, Lisa
- Aiskylos
- Aizawa, Daisuke
- Aja, David
- Ajiichi
- Ajram, Sofia
- Ajvide, Mia
- AK Press
- Akabane, Zero
- Akademius/Mius
- Akai, Matsuri
- Akaike, Sou
- Akasaka, Aka
- Akata, Itsuki
- Akatsuki, Mika
- Akatsuki, Natsume
- Akatsuki, Natsumi
- Akeko, Suzu
- Aki, Taka
- Akiakane
- Akikaze, Hiiro
- Akino, Sora
- Akitaka
- Akiyama, Yoko
- Akizuki, Sorata
- Aktipis, Athena
- Akutagawa, Ryunosuke
- Akutami, Gege
- Al-Essa, Bothayna
- Al-Khalili, Jim
- Alam, Rumaan
- Alameda, Courtney
- Alastor Press
- Albe Pavo
- Albero, Ana
- Albert, Edoardo
- Albert, Melissa
- Albert Bonniers
- Albertsson, Sofia
- Albo, Mike
- Albumförlaget
- Albuquerque, Rafael
- Alcott, Louisa May
- Alcove Press
- Alder, Avery
- Alderman, Naomi
- Alderson, Ben
- Aldiss, Brian
- Aldiss, Brian W
- Aldrich, Jef
- Aleph
- Alering, Alisa
- Alesmark, Caroline
- Alexander, Brooks
- Alexander, K C
- Alexander, Lloyd
- Alexander Jansson Illustration AB
- Alfabeta
- Alga
- Algonquin Books
- Algoud, Albert
- Algozzino, Sergio
- Alighieri, Dante
- Alkaf, Hanna
- Allan, Nina
- Allan, Sophie
- Allcock, Chris
- Allen, Rachael
- Allén, Raül
- Allen, Sarah Addison
- Allen & Unwin
- Allen Lane
- Alley Cat Games
- Allie, Scott
- Alligo, Pietro
- Allori, Adam
- Allston, Aaron
- Alma Books
- Almond, David
- Almqvist, Kurt
- Alohomora! Podcast
- Alphapolis
- Alphatart
- Alston, B. B.
- Alt, Matt
- Altergott, Rick
- Alterici, Natasha
- Alvglans
- Alvilda
- Alvtegen, Albin
- Amagakure, Gido
- Amaichi, Esora
- Aman, Robert
- Amano, Hugh
- Amano, Shinobu
- Amano, Shiro
- Amano, Yoshitaka
- Amazon Publishing
- Amazon/47North
- Amber Books
- Amber Lotus
- Ame, Mizuki
- Amekawa, Touko
- Améziane, Amazing
- Ammann, Keith
- Ammitsu
- Amos, Evan
- Amos, Tori
- Amulet Books
- Amuse
- Anashin
- Anchor
- Andelfinger, Nicole
- Anders, Charlie Jane
- Andersen, H C
- Andersen, Hans Christian
- Andersen, Sarah
- Andersen Press
- Anderson, Brad
- Anderson, Justin Lee
- Anderson, Kevin J
- Anderson, Kevin J.
- Anderson, Leslie J.
- Anderson, Lily
- Anderson, Melanie R.
- Anderson, Poul
- Anderson, Ray
- Anderson, Robert Tuesley
- Anderson, Taylor
- Anderson, Tim
- Andersson, Andreas
- Andersson, Emma
- Andersson, Jonas
- Andersson, Kim W
- Andersson, Mattias
- Andolfo, Mirka
- Andou, Hideyoshi
- Andra Världar
- Andrade, Filipe
- André, Joanna
- André, Marc
- André Deutsch
- Andreae, Jean-Baptiste
- Andreou, Katherine
- Andrew, Kelly
- Andrews, Christiane M.
- Andrews, Claire M.
- Andrews, Ilona
- Andrews, Kaare
- Andrews, Rosie
- Andrews McMeel
- Andry, David DB
- Angeles, Janella
- Angelini, Josephine
- Angell, Noah
- Angemi, Nicole
- Angerborn, Ingelin
- Angry Robot
- Anindito, Ario
- Anka, Kris
- Annandale, David
- Anne, Juli
- Annecke, Jacqueline
- Annelli, Jay
- Anness Publishing
- Annorlunda
- Antista, Paola
- Antonsiku
- Antonsson, Linda
- Antstudio
- Anyuru, Johannes
- Aoi, Mamoru
- Aoi, Toshi
- Aoiro, Maro
- Aoki, Kazuhiko
- Aoki, Ryka
- Aoki, Spica
- Aonoshimo
- Aoyama, Gosho
- Aoyama, Michiko
- Aozaki, Ritsu
- Apart
- Apel, August
- Aperlo, Peter
- Appearacing
- Appel, John
- Appleby, Rob
- Appleseed, Walburga
- Aquarius
- Aragon, Alejandro
- Arai, Ryoji
- Arai, Shou
- Arai, Sumiko
- Arai, Takahiro
- Arakawa, Hiromu
- Arakawa, Naoshi
- Araki, Hirohiko
- Arant, Gary
- Arawi, Keiichi
- Arbeaux, Jules
- Arc Dream Publishing
- Arcade Publishing
- Arcadia
- Arcane Tinmen
- Arcane Wonders
- Archaia
- Archer, Brooke
- Archer, Peter
- Archie Comics
- Archon Studio
- Arctic
- Arctic Sunshine Books Ltd
- Arctis
- Arcturus
- Arcudi, John
- Arden, Katherine
- Ardens Ludere
- Arend, Nicole
- Ares Games
- Argasso
- Arii, Memeko
- Arikawa, Hiro
- Ariki, Eiko
- Aristotle
- Arkad
- Arkonea
- Armengol, Jordi
- Armentrout, Jennifer L.
- Armfield, Julia
- Armiño, Mónica
- Armstrong, Kate J.
- Armstrong, Kelley
- Arnett, Mindee
- Arnold, David
- Arnold, Luke John Matthew
- Arnold, Melian
- Aronovitz, Michael
- Arpiainen, Johanna
- Arra, Kelly P
- Arre, Arnold
- Arrhenius, Ingela P
- Arro, Lena
- Arrow
- Arthur, Sarah
- Artimation
- Artipia Games
- Aruga, Rie
- Aruko
- Arvidsson, Lina
- Aryan, Stephen
- Aryee, Henric
- Asada, Hiroyuki
- Asagiri, Kafka
- Asahi Shinbun
- Asakura, Akinari
- Asami, Yo
- Asano, Atsuko
- Asano, Inio
- Asato, Asato
- Asayama, Wakabi
- Ascher, Aurora
- ASCII Media Works
- Ashen, Stuart
- Asher, E. B.
- Asher, Neal
- Ashinano, Hitoshi
- Ashing-Giwa, Kemi
- Ashley, Mike
- Ashton, Edward
- Ashworth, Jeff
- Asimov, Isaac
- Ask Publishing
- Askwith, H. F.
- Asmadi Games
- Asmodee
- Asmus, James
- Aso, Haro
- Aso, Shuichi
- Aspeheim, Jon
- Asptjärn, Åsa
- Aspviken, Lowe
- Asrar, Mahmud
- Aster, Alex
- Astra Publishing
- Astragal
- Atalla, Rachelle
- Atamoto
- Athenum
- Atherton, Isabel
- Atkinson, Richard
- Atkinson, Sam
- Atkinson, Stuart
- Atlantic Books
- Atlantis
- Atlas
- Atlas Games
- Atlus
- Atobe, Mahito
- Atom
- Atomic Mass Games
- Atria Books
- Atsuko, Yusen
- Atwater, Olivia
- Atwood, Margaret
- Aubin, Antoine
- Auer, Margit
- August, John
- August, Riley
- Augustyn, Brian
- Ault, Diana
- Aurum Press
- Auseon, Andrew
- Austen, Jane
- Autumn
- Avalon Hill
- Avatar Press
- Aveyard, Victoria
- Aviatrix Games
- Avon
- Awad, Mona
- Awaken Realms
- Axell, J. S.
- Axelmakt
- Axelrod, Jadzia
- Axelsson, Mattias
- Aya, Hosoi
- Aya, Megumo
- Ayala, Vita
- Ayatsuji, Yukito
- Ayoade, Richard
- Ayuko
- Azaceta, Paul
- Azim, Fahmida
- Azuki
- Azuma, Kiyohiko
- Azuma, Kyotaro
- Azumi, Kyohei
- Azuru
- Azzarello, Brian