First Appearances A
  1. Aaron (Levite). The character first appears, narratively, in the Book of Exodus in the Torah, written in antiquity.
  2. Aaron (drummer boy). The character first appears in the song Carol of the Drum (1941). His name is established in the The Little Drummer Boy animated film (1968).
  3. Alexander Aaron/Phobos. The character first appears in the comic book Ares #1 (2006).
  4. Adam Aaronson/Machine Teen. The character first appears in the comic book Machine Teen #1 (2005).
  5. Christopher Aaronson/King Bedlam. The character's non-prime counterpart first appears in the comic book Factor X #1 (1995). His primary reality version first appears in X-Force #87 (1999).
  6. Jesse Aaronson/Bedlam. The character's non-prime counterpart first appears in the comic book Factor X #1 (1995). His primary reality version first appears in X-Force #82 (1998).
  7. Marceline Abadeer/Vampire Queen. The character first appears in the Adventure Time animated series episode "Evicted!" (2010).
  8. Hope Abbott/Trance. The character first appears in the comic book New X-Men: Academy X #12 (2005).
  9. Abby/Amy. The character first appears, and adopts the name Amy, in the Doctor Who audio drama The Judgement of Isskar (2009). She adopts the new name Abby in the Graceless audio drama The Sphere (2010).
  10. Ahmet Abdol/Living Monolith/Living Pharaoh/Living Planet. The character first appears, as the Living Pharaoh, in the comic book X-Men #54 (1969). His surname is established in X-Men #57 (1969) and his given name in The Official Handbook of the Marvel Universe #5 (1983). He becomes the Living Monolith in X-Men #56 (1969), and the Living Planet in Marvel Graphic Novel #17 (1985).
  11. Abel (son Adam). The character first appears, narratively, in the Book of Genesis in the Tanakh/Bible, written in antiquity.
  12. Abel of Altea. The character first appears in the video game Fire Emblem: Shadow Dragon and the Blade of Light (1990).
  13. Betty Aberlin. While this character is a real person, a fictionalized version first appears in Episode 0002 of the television series Mister Rogers' Neighborhood (1968).
  14. Haymitch Abernathy. The character first appears in the novel The Hunger Games (2008).
  15. Nezhno Abidemi/Gentle. The character first appears in the comic book New X-Men #23 (2006).
  16. Abobo. The character first appears in the arcade video game Double Dragon (1987).
  17. Citizen Abra/Abra Kadabra. The character first appears in the comic book The Flash #128 (1962).
  18. Abraham/Abram. The character first appears, narratively, in the Book of Genesis in the Tanakh/Bible, written in antiquity.
  19. Carol Abramowitz. The character first appears in the Star Trek: S.C.E. ebook novella The Belly of the Beast (2000).
  20. Jay Abrams/Blue Jay. The character first appears in the comic book Justice League of America #87 (1971).
  21. Abu (monkey). The character first appears in the animated film Aladdin (1992).
  22. Ace the Bat-Hound. The character first appears in the comic book Batman #92 (1955).
  23. Achilles. The character first appears, outside oral tradition, apparently in Homer's Iliad (c. 600 BCE).
  24. Gial Ackbar. The character first appears in the Star Wars comic strip story "Revenge of the Jedi" (1982).
  25. Levi Ackerman. The character first appears in the Attack on Titan manga chapter "Side Story: Captain Levi" (2010). His surname is established in ???
  26. Mikasa Ackerman. The character first appears in the Attack on Titan manga initial chapter "To You, 2000 Years from Now" (2009). Her surname is established in the chapter "That Day" (2009).
  27. Sally Acorn. The character first appears in the Sonic the Hedgehog animated series premiere episode "Heads of Tails" (1993).
  28. Adam ("first man"). The character first appears, narratively, in the Book of Genesis in the Tanakh/Bible, written in antiquity.
  29. Adam/He-Man. The character first appears in mini-comics packaged with He-Man and the Masters of the Universe action figures (1982).
  30. Adam/The Beast. The character first appears in the story "Beauty and the Beast" (1756). His name, Adam, comes from a CD-ROM associated with the animated film of the same name (1991).
  31. Nathaniel Adam/Captain Atom. The character first appears in the comic book Space Adventures #33 (1960).
  32. Teth-Adam/Black Adam. The character first appears in the comic book The Marvel Family #1 (1945).
  33. Adama. The character first appears in the Battlestar Galactica television series pilot episode "Saga of a Star World" (1978).
  34. Joseph Adama/Adams. The character first appears in the Caprica television series pilot episode (2009).
  35. Leland "Lee" Adama/Apollo. The character first appears in the Battlestar Galactica Miniseries (2003).
  36. Samuel "Sam" Adama. The character first appears in the Caprica television series pilot episode (2009).
  37. William "Bill" Adama/Husker. The character first appears in the Battlestar Galactica Miniseries (2003).
  38. William "Willie" Adama/Adams. The character first appears in the Caprica television series pilot episode (2009).
  39. Liam Adams/Quaker. The character first appears in the comic book Freshmen #1 (2005). He adopts the code-name Quaker in Freshmen #2 (2005).
  40. Tamara Adams (avatar). The character first appears in the Caprica television series pilot episode (2009).
  41. Fester Addams. The character first appears, unnamed, in a cartoon in the magazine The New Yorker (1941). He is named in the The Addams Family television series pilot episode "The Addams Family Goes to School" (1964).
  42. Gomez Addams. The character first appears, unnamed, in a cartoon in the magazine The New Yorker (1942). He is named in the The Addams Family television series pilot episode "The Addams Family Goes to School" (1964).
  43. Morticia Frump Addams. The character first appears, unnamed, in a cartoon in the magazine The New Yorker (1938). She is named in the The Addams Family television series pilot episode "The Addams Family Goes to School" (1964). Her maiden name is a confusing mess.
  44. Pugsley Addams. The character first appears, unnamed, in a cartoon in the magazine The New Yorker (1940?). He is named in the The Addams Family television series pilot episode "The Addams Family Goes to School" (1964).
  45. Wednesday Addams. The character first appears, unnamed, in a cartoon in the magazine The New Yorker (1940?). She is named in the The Addams Family television series pilot episode "The Addams Family Goes to School" (1964).
  46. Tanya Adeola. The character first appears in the Class debut episode "For Tonight We Might Die" (2016).
  47. Irene Adler/Destiny. The character first appears in the short story "A Scandal in Bohemia" published in Strand Magazine (1891). The Destiny version first appears in the comic book X-Men #141 (1981).
  48. Adora/Despara/She-Ra. The character first appears in the She-Ra: Princess of Power animated series debut episode "The Sword of She-Ra: Into Eternia" (1985).
  49. Adric. The character first appears in the Doctor Who television series episode "Full Circle, Part One" (1980).
  50. Aeneas. The character first appears, perhaps outside oral tradition, in Homer's Iliad (c. 700 BCE).
  51. Agamemnon (Greek). The character first appears, perhaps outside oral tradition, in Homer's Iliad (c. 700 BCE).
  52. Hera Agathon. The character first appears (is born in) the Battlestar Galactica television series episode "Downloaded" (2006).
  53. Karl Agathon/Helo. The character first appears in the Battlestar Galactica Miniseries (2003).
  54. Sharon Valerii Agathon/Athena. The character first appears in the Battlestar Galactica television series episode "33" (2004). She is established to have changed her name to Agathon after marrying in the episode "Occupation" (2006). She adopts the Athena call sign in "Torn" (2006).
  55. Agitha (Hylian). The character first appears in the video game The Legend of Zelda: Twilight Princess (2006).
  56. Agumon/Botamon/Koromon/Greymon (Tai's partner). The character first appears in the Digimon Adventure anime premiere episode "Adrift? The Island of Adventure!" (1999).
  57. Lance Aino. The character first appears, under his Japanese name Wataru, in the video games Pokémon Red and Green Versions (1996). He receives the English dub name Lance in the English release (where Green is now Blue) (1998). His surname is arbitrary.
  58. Minako "Mina" Aino/Sailor Venus/Sailor V. The character first appears as Minako Aino and Sailor V in the Codename: Sailor V manga Chapter 1, "Sailor V Is Born" (1991). She takes on the Sailor Venus identity in the Pretty Soldier Sailor Moon manga chapter "Act 7: Mamoru Chiba, Tuxedo Mask" (1992). Her dub nickname, Mina, is established in the dub episode "A Crystal Clear Destiny" (1995).
  59. Airazor. The character first appears in the Beast Wars: Transformers animated series episode "The Spark" (1996).
  60. Leonard James "L.J." Akaar. The character first appears (is born in) in the Star Trek television series episode "Friday's Child" (1967).
  61. Ritsuko Akagi. The character first appears in the Neon Genesis Evangelion anime premiere episode "Angel Attack" (1995).
  62. Akihiro/Daken/Wolverine. The character first appears in the comic book Wolverine: Origins #5 (2006).
  63. Kwannon Akiyama/Revanche. The character first appears in the comic book X-Men #17 (1993). Her given name and code-name are revealed in X-Men #21 (1993). Her surname is arbitrary.
  64. Aku. The character first appears in the Samurai Jack animated series pilot film (2001).
  65. Akuma Gouki. The character first appears in the video game Super Street Fighter II Turbo (1994).
  66. Thara Ak-Var/Flamebird. The character first appears in the comic book Superman #681 (2008).
  67. Kwame Akwasi. The character first appears in the Captain Planet and the Planeteers animated series premiere episode "A Hero for Earth" (1990). His surname is arbitrary.
  68. Aladdin. The character first appears, outside folklore, apparently, in the French translation of the anthology The Thousand and One Nights, in the story "Aladdin's Wonderful Lamp" (1709).
  69. Sabrina's Abra/Kadabra/Alakazam. The character first appears, unnamed, in the video games Pokémon Red and Green Versions (1996). It first appears as both an Abra and a Kadabra in the Pokémon anime episode "[Abra]! Psychic Showdown!" (1997).
  70. Alan-a-Dale. The character first appears in the child ballad "Robin Hood and Allen a Dale" (c. 1650).
  71. Alars/Mentor. The character first appears in the comic book Iron Man #55 (1973).
  72. Mary Albright. The character first appears in the 3rd Rock from the Sun television series pilot episode "Brain and Eggs" (1996).
  73. Sally Albright. The character first appears in the film When Harry Met Sally (1989).
  74. Benjamin "Benny" Alden. The character first appears in the children's book The Box-Car Children (1924).
  75. Henry Alden. The character first appears in the children's book The Box-Car Children (1924).
  76. Jessica "Jessie" Alden. The character first appears in the children's book The Box-Car Children (1924).
  77. Terri Alden. The character first appears in the Three's Company television series episode "Jack Bares All" (1981).
  78. Violet Alden. The character first appears in the children's book The Box-Car Children (1924).
  79. Ruth Aldine/Blindfold. The character first appears in the comic book Astonishing X-Men #7 (2005). Her real name is established ???
  80. Alec of Grannvale. The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  81. Alen of Lycia. The character first appears in the video game Fire Emblem: The Binding Blade (2002).
  82. Aleta of the Misty Isles. The character first appears in a Prince Valiant comic strip from 1941.
  83. Alfonse of Askr. The character first appears in the mobile game Fire Emblem Heroes (2017).
  84. Yera Algallzz/Leaf Lass. The character first appears, masquerading as Shrinking Violet, in the comic book Legion of Super-Heroes #286 (1982). Her given name, Yera, is established in Legion of Super-Heroes #305 (1983). Her surname and code-name used here are arbitrary/apocryphal.
  85. Garth Algar. The character first appears in the initial "Wayne's World" sketch on the television sketch comedy Saturday Night Live (1989).
  86. Abdul Alhazred. The character first appears in the short story "The History of the Necronomicon" (1938).
  87. Ali (Karkinian). The character first appears in the Doctor Who short story ebook "The Beast of Babylon" (2013).
  88. Tike Alicar/The Anarchist. The character first appears in the comic book X-Force #116 (2001).
  89. Alice the Goon. The character first appears in the Thimble Theatre daily comic strip (1933). Her name is established in a strip in the following year (1934).
  90. Mahmud al-Khaled. The character first appears in the Star Trek: S.C.E. ebook novella Foundations, Book One (2002).
  91. Elizabeth "Liz" Allan Osborn. The character first appears in the comic book Amazing Fantasy #15 (1962). Her name is established in Amazing Spider-Man #1 (1963). She changes her surname to Osborn upon marrying Harry Osborn as revealed in Peter Parker, the Spectacular Spider-Man #63 (1982).
  92. Lenora Allan. The character first appears, with the Japanese name of Aloe, in the video games Pokémon Black and White Versions (2010). The name Lenora is established in the English release (2011). Her surname is arbitrary.
  93. Kent Allard/The Shadow. The character first appears in the radio program Detective Story Hour (1930).
  94. Bartholomew "Barry" Allen/Flash. The character first appears in the comic book Showcase #4 (1956).
  95. Bartholomew "Bart" Allen/Impulse/Flash. The character first appears in the comic book the Flash #91 (1994). He adopts the Impulse identity in Zero Hour #3 (1994). He adopts the Flash identity in ???
  96. Dawn Allen/Tornado Twin. The character first appears in the comic book Adventure Comics #373 (1968).
  97. Donald "Don" Allen/Tornado Twin. The character first appears in the comic book Adventure Comics #373 (1968).
  98. Iris Russell West Allen. The character first appears, as Iris West, in the comic book Showcase #4 (1956). She takes the name Allen when she marries Barry in Flash #165 (1966). Her birth surname, Russell, is established in Flash #203 (1971).
  99. Mackenzie Allen. The character first appears in the Commander in Chief television series pilot episode (2005).
  100. St. John Allerdyce/Pyro. The character first appears in the comic book X-Men #141 (1981).
  101. David Alleyne/Prodigy. The character first appears in the comic book New Mutants #4 (2003).
  102. Drianna Allon. The character first appears in the comic book Legion Science Police #1 (1999).
  103. Gim Allon/Iota/Leviathan. The character first appears in the comic book Action Comics #267 (1960). His real name is revealed in Adventure Comics #354 (1967). A version of him adopts the Leviathan code-name in Legion of Super-Heroes #41 (1993). The version appearing primarily in this timeline first appears in Legionnaires #0 (1994). The later Iota code-name is apocryphal.
  104. Allura (Altean). The character first appears, as Farla, in the Beast King GoLion anime episode "The Ruined Phantom Planet" (1981). The first Allura incarnation first appears in the Voltron: Defender of the Universe adaptation episode "Escape to Another Planet" (1984).
  105. Albien Alm Rudolf. The character first appears in the video game Fire Emblem: Gaiden (1992).
  106. Richard Alpert/Ricardo Alperto. The character first appears in the Lost television series episode "Not in Portland" (2007).
  107. Alph. The character first appears in the video game Pikmin 3 (2013).
  108. Alpha 5. The character first appears in the Mighty Morphin' Power Rangers premiere episode "The Day of the Dumpster" (1993).
  109. Alphys. The character first appears in the video game Undertale (2015).
  110. Haroum al-Rashid/Jetstream. The character first appears in the comic book New Mutants #16 (1984).
  111. Ash Alterman. The character first appears in the Kidd Video live-action/animated television series premiere episode "To Beat the Band" (1984). His surname is arbitrary.
  112. Theodore "Teddy" Altman/Hulkling/Dorrek VIII. The character first appears in the comic book Young Avengers #1 (2005).
  113. Amadís de Gaula. The character first appears in chivalric romance novels dating back to c. 1304.
  114. Crystalia "Crystal" Amaquelin. The character first appears in the comic book Fantastic Four #45 (1965).
  115. Medusalith "Medusa" Amaquelin. The character first appears in the comic book Fantastic Four #36 (1965).
  116. Amazo. The character first appears in the comic book The Brave and the Bold #30 (1960).
  117. Amelia of Grado. The character first appears in the video game Fire Emblem: The Sacred Stones (2004).
  118. America/United States of America (Tan). The character first appears in the Hetalia: Axis Powers manga Volume 1 (2008).
  119. Padmé Nabarrie Amidala. The character first appears in the film Star Wars Episode I: The Phantom Menace (1999).
  120. Amora the Enchantress. The character first appears in the comic book Journey into Mystery #103 (1964).
  121. Amphibius. The character first appears in the comic book X-Men #62 (1969).
  122. Anarkali/Nadira Begum/Sharif un-Nissa. The character, who may be a historical figure, is apparently first mentioned in the travelogues of William Finch (1608).
  123. Samuel "Sam"/"Longshot" Anders. The character first appears in the Battlestar Galactica television series episode "Resistance" (2005). He adopts the Longshot call-sign ???
  124. Betty "Princess" Anderson. The character first appears on the Father Knows Best radio program (1949).
  125. Cody Anderson. The character first appears in the Total Drama Island animated series premiere episode "Not-So Happy Campers, Part 1" (2007). His surname is established ???
  126. James "Jim" Anderson. The character first appears on the Father Knows Best radio program (1949).
  127. James "Bud" Anderson Jr.. The character first appears on the Father Knows Best radio program (1949).
  128. Kathy "Kitten" Anderson. The character first appears on the Father Knows Best radio program (1949).
  129. Margaret Merrick Anderson. The character first appears on the Father Knows Best radio program (1949). Her maiden name is established in ???
  130. Sandra "Sandy" Anderson/Inferno. The character first appears in the comic book Legion of Super-Heroes #64 (1995). Her real name is revealed in the comic book Legion of Super-Heroes #92 (1997). Her full given name is arbitrary. A possible antecedent, Beauty Blaze, first appears in Adventure Comics #355 (1967).
  131. Cassian Andor. The character first appears in the film Rogue One: A Star Wars Story (2016).
  132. Archibald "Archie" Andrews. The character first appears in the comic book Pep Comics #22 (1941).
  133. Cathy Andrews. The character first appears in the first Cathy comic strip (1976).
  134. Remy Andross. The character first appears in the video game Star Fox (1993). His given name is arbitrary.
  135. Mattheusz Andrzejewski. The character first appears in the Class debut episode "For Tonight We Might Die" (2016).
  136. Angela (gargoyle). The character first appears in the Gargoyles animated series episode "Avalon Part One" (1995).
  137. Animal (monster). The character first appears in the television broadcast special The Muppet Show: Sex and Violence (1975).
  138. Anna (collective being). The character first appears in the video game Fire Emblem: Shadow Dragon and the Blade of Light (1990).
  139. Anna of Arendelle. The character first appears in the animated feature film Frozen (2013).
  140. Brita An'nan/Kono. The character first appears in the comic book Legion of Super-Heroes #2 (1990). The version in this timeline first appears in Legion of Super-Heroes #104 (1998).
  141. Annihilus. The character first appears in the comic book Fantastic Four Annual #6 (1968).
  142. Atom Ant. The character first appears in the The Atom Ant/Secret Squirrel Show animated series episode "Up and Atom" (1965).
  143. Wedge Antilles. The character technically first appears in the novelization Star Wars: From the Adventures of Luke Skywalker (1976), where his full name is established, but more commonly is considered to first appear in the film Star Wars (1977).
  144. Anti-Monitor. The character first appears in the comic book Crisis on Infinite Earths #2 (1985).
  145. Antiope (Amazon). The character first appears in histories dating back to at least the 1st century BCE.
  146. Curzon Antrani Dax. The character first appears in the Star Trek: Deep Space Nine pilot episode "Emissary" (1993). His surname is established in the Star Trek: Excelsior novel Forged in Fire (2007).
  147. Anubis. The character first appears, outside oral sources, apparently, in Pyramid Texts (c. 2400 BCE).
  148. Shigeru Aoba. The character first appears in the Neon Genesis Evangelion anime premiere episode "Angel Attack" (1995). His name is established in ???
  149. Grape Ape. The character first appears in the The Great Grape Ape Show animated series premiere segment "That Was No Idol, That Was My Ape!" (1975).
  150. Aphrodite/Venus. The character appears, perhaps first, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  151. Apollo (god). The character appears, perhaps first, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  152. Apollo (son of Adama). The character first appears in the Battlestar Galactica television series pilot episode "Saga of a Star World" (1978).
  153. Juan Aponte. The character first appears, with the Japanese name of Adan, in the video games Pokémon Emerald Version (2004). His English name, Juan, is established in the North American release (2005). His surname is arbitrary.
  154. Larry Appleton. The character first appears in the Perfect Strangers television series pilot episode "Knock Knock, Who's There?" (1986).
  155. Robert April. The character first appears in the Star Trek animated series episode "The Counter-Clock Incident" (1974).
  156. Sarah Poole April. The character first appears in the Star Trek animated series episode "The Counter-Clock Incident" (1974). Her maiden name is established in the novel First Frontier (1988).
  157. Amara Aquilla/Magma/Allison Crestmere. The character first appears in the comic book New Mutants #8 (1983). The Allison Crestmere false identity is implanted? in New Warriors #31 (1993).
  158. Aragorn Elessar/Strider. The character first appears in the The Lord of the Rings novel The Fellowship of the Ring (1954).
  159. Samus Aran. The character first appears in the video game Metroid (1986).
  160. Jessie's Ekans/Arbok. The character first appears as an Ekans in the Pokémon anime episode "Showdown! Pokémon Center!" (1997). It evolves into Arbok in "Lots of Dig[lett]!"
  161. Jonathan "Jon" Arbuckle. The character first appears in the Garfield daily comic strip (1978).
  162. Arcee. The character first appears in the animated film The Transformers: The Movie (1986).
  163. Arceus. The character first appears in the video games Pokémon Diamond and Pearl Versions (2006).
  164. Jonathan Archer. The character first appears in the Enterprise television series pilot episode "Broken Bow" (2001).
  165. Malory Archer. The character first appears in the Archer animated series premiere episode "Mole Hunt" (2009).
  166. Sterling Archer. The character first appears in the Archer animated series premiere episode "Mole Hunt" (2009).
  167. Ulysses Solomon "U.S." Archer. The character first appears in the comic book U.S.1 #1 (1983).
  168. Charles "Chachi" Arcola. The character first appears in the Happy Days television series episode "Hollywood: Part I" (1977).
  169. Imra Ardeen/Saturn Girl. The character first appears in the comic book Adventure Comics #247 (1958). Her real name is established in Adventure Comics #338 (1966). The version primarily appearing in this timeline first appears in Legion of Super-Heroes #0 (1994).
  170. Arden of Grannvale. The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  171. Dale Arden. The character first appears in the first Flash Gordon comic strip (1934).
  172. Ares/Mars. The character appears, perhaps first, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  173. Ares (son of Eldigan). The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  174. Arex Na Eth. The character first appears in the Star Trek animated series episode "Beyond the Farthest Star" (1973). His given names are established in the Star Trek: New Frontier novel Cold Wars, part of the Gateways crossover.
  175. Aric of Dacia/X-O Manowar. The character first appears in the comic book X-O Manowar #1 (1992).
  176. Ariel (mermaid). The character first appears, unnamed, in the story "The Little Mermaid" in the collection Fairy Tales for Children (1837).
  177. Ariel of the Coconut Grove. The character first appears in the comic book Fallen Angels #2 (1987).
  178. Eve Aries/Saturn Queen. A version of the character first appears in the comic book Superman #147 (1961).
  179. Lysandra Aristedes. The character first appears in the Big Finish New Worlds novel Project: Valhalla (2005).
  180. Armin Arlert. The character first appears in the Attack on Titan manga initial chapter "To You, 2000 Years from Now" (2009).
  181. Condo Arlik Jr./Catalyst. The character first appears in the comic book Adventure Comics #371 (1968). The "Jr." and code-name here are apocryphal.
  182. Diego Armando/Godot. The character first appears, with his original Japanese real name Kaminogi Soryu, in the video game Turnabout Trial 3 (2004). His English dub name Diego Armando is established in the English adaptation Phoenix Wright: Ace Attorney: Trials and Tribulations (2007).
  183. Val Armorr/Karate Kid. The character first appears in the comic book Adventure Comics #346 (1966). The version appearing primarily in this timeline first appears in Legion of Super-Heroes #64 (1995).
  184. Alex Louis Armstrong. The character first appears in the Fullmetal Alchemist manga, Chapter 14 (2002).
  185. Franklin Armstrong. The character first appears in a Peanuts comic strip in 1968. His surname is established in the broadcast animated special You're in the Super Bowl, Charlie Brown! (1994).
  186. Michael "Mac" Armstrong. The character first appears in the pilot episode of the television series The Fades (2011).
  187. Arn (son of Valiant). The character first appears in a Prince Valiant comic strip in 1947.
  188. Popo Arnauyq. The character first appears in the video game Ice Climber (1985). His surname is arbitrary.
  189. Arnus/Augustus Freeman I-IV/Icon. The character first appears in the comic book Icon #1 (1993).
  190. Pierre Aronnax. The character first appears in the novel Twenty Thousand Leagues Under the Sea (1870).
  191. Jan Arrah/Element Lad/Progenitor. The character first appears in the comic book Adventure Comics #307 (1963). The version of the character appearing in this timeline first appears in Legion of Super-Heroes #71 (1995). He first appears as the Progenitor in Legion Lost #11 (2001).
  192. William "Will" Arrowsmith. The character first appears in the Doctor Who audio drama Persuasion (2013).
  193. Artemis/Diana. The character appears, perhaps first, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  194. Artemis (cat). The character first appears in the Codename: Sailor V manga Chapter 1: "Sailor V Is Born" (1991).
  195. Artemis/Wonder Woman/Requiem. The character first appears in the comic book Wonder Woman #90 (1994).
  196. Arthur of Hus. The character first appears in the arcade video game Ghosts 'n Goblins (1985).
  197. Arthur Pendragon. A figure of possible historicity, the character first appears in Celtic and English folklore, possibly dating back as early as the 6th century CE. It's impossible for this writer to hazard a determination of his first "official" appearance in a more defined medium.
  198. Articuno. The character first appears in the video games Pokémon Red and Green Versions (1996).
  199. Artur of Renais. The character first appears, as Asrei, in the video game Fire Emblem: The Sacred Stones (2004). He first appears as Artur in the North American adaptation (2005).
  200. Arvis of Grannvale. The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  201. Arwen Undomiel. The character first appears in the The Lord of the Rings novel The Fellowship of the Ring (1954).
  202. Aryll. The character first appears in the video game The Legend of Zelda: The Wind Waker (2002).
  203. Asarem Wadeen. The character first appears in the Star Trek: Deep Space Nine novel Mission Gamma: Twilight (2002).
  204. Asbel of Frest. The character first appears in the video game Fire Emblem: Thracia 776 (2000).
  205. Asgore Dreemurr. The character first appears in the video game Undertale (2015).
  206. Ashake. The character first appears in the comic book New Mutants #32 (1985).
  207. Noriko "Nori" Ashida/Surge. The character first appears in the comic book New Mutants #8 (2004).
  208. Ashildr/Lady Me. The character first appears, as Ashildr, in the Doctor Who episode "The Girl Who Died" (2015). She first appears as Me in "The Woman Who Lived" (2015).
  209. Gerda Asmund. The character first appears in the Star Trek: The Next Generation novel Reunion (1991).
  210. Idun Asmund. The character first appears in the Star Trek: The Next Generation novel Reunion (1991).
  211. Junior Asparagus. The character first appears in the Veggie Tales animated premiere video Where's God When I'm S-Scared? (1993).
  212. Asriel Dreemurr/Flowey. The character first appears in the video game Undertale (2015).
  213. Kwebabi Astall. The character first appears in the Star Trek: Voyager novel Spirit Walk, Book One: Old Wounds (2004). Her given name is arbitrary.
  214. Jeremy Aster. The character first appears in the Star Trek: The Next Generation television series episode "The Bonding" (1989).
  215. Mary "Molly" Aster Darling. The character first appears in the stage play Peter Pan; or the Boy Who Wouldn't Grow Up (1904). Her nickname and maiden name are established in the novel Peter and the Starcatchers (2004).
  216. Asterix. The character first appears in comic strips published in the magazine Pilote (1959).
  217. Astolfo/Gorlois. The character first appears in the video game Fire Emblem: The Binding Blade (2002).
  218. Astro (dog). The character first appears in the The Jetsons animated series episode "The Coming of Astro" (1962).
  219. Astro Boy/Tenma Tobio. The character first appears in Captain Atom serial manga printed in Shonen magazine (1951).
  220. Susan Astronomonov/Mandark. The character first appears in the Dexter's Laboratory animated series segment "Dexter's Rival" (1996). His given name is established in ???
  221. Vance Astrovik/Justice/Marvel Boy. The character first appears in the comic book Giant-Size Defenders #5 (1975).
  222. Vance Astrovik/Vance Astro/Major Victory. The character first appears in the comic book Marvel Super-Heroes #18 (1969).
  223. Edam Astrun. The character first appears in the comic book Star Trek: Starfleet Academy #6 (1997).
  224. Tsuyu "Tsu" Asui/Froppy. The character first appears in the My Hero Academia manga chapter 5: "Smashing into Academia", originally published in Weekly Shonen Jump magazine (2014).
  225. Winona Asuna. The character first appears, with her original Japanese name Nagi, in the video games Pokémon Ruby and Sapphire Versions (2002). Her English dub name is established in the English release (2003). Her surname is arbitrary.
  226. Atem/Yami Yugi. The character first appears in the Yu-Gi-Oh! debut manga chapter, "Duel One: Puzzle of the Gods", published in Shonen Jump magazine #42 (1996). His name is revealed ???
  227. Athena/Minerva. The character appears, perhaps first, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  228. Athena (daughter of Adama). The character first appears in the Battlestar Galactica television series pilot episode "Saga of a Star World" (1978).
  229. Athena (foreigner). The character first appears in the video game Fire Emblem: Shadow Dragon (2008).
  230. Atlas (Titan). The character first appears, perhaps, outside oral tradition, in Hesiod's Theogony, written in antiquity.
  231. Atlas of Zofia. The character first appears in the video game Fire Emblem Gaiden (1992).
  232. Atlee/Terra. The character first appears in the comic book Supergirl #12 (2007).
  233. Atreus (son of Kratos). The character first appears in the video game God of War (2018).
  234. Atreyu. The character first appears in the novel The Neverending Story (1979).
  235. Atrocitus/Atros. The character first appears in the comic book Green Lantern #25 (2008).
  236. Attila the Frog. The character first appears in the Teenage Mutant Ninja Turtles animated series episode "Invasion of the Punk Frogs" (1988).
  237. Attuma. The character first appears in the comic book Fantastic Four #33 (1964).
  238. Audrey II. The character first appears in the film The Little Shop of Horrors (1960), as Audrey Jr. It is renamed Audrey II for the musical stage play adaptation, Little Shop of Horrors (1982).
  239. Augustus "Gusto" Gummi. The character first appears in the Disney's Adventures of the Gummi Bears animated series episode "My Gummi Lies Over the Ocean" (1986).
  240. Marlon 'Aukai. The character first appears, with the Japanese name of Shizui, in the video games Pokémon Black 2 and White 2 Versions (2012). The name Marlon is established in the English release (2012). His surname is arbitrary.
  241. Auron (ghost). The character first appears in the video game Final Fantasy X (2001).
  242. Aurora (princess). The character first appears in a modern sense, unnamed, in the story "The Beauty Sleeping in the Wood" (1697). Her name, Aurora, is first used in the ballet adaptation The Sleeping Beauty (1890).
  243. Katherine "Kate" Austen. The character first appears in the Lost television series pilot episode "Pilot: Part 1" (2004). Her full name is established in ???
  244. Steve Austin/Six Million Dollar Man. The character first appears in the novel Cyborg (1972).
  245. Austria (Tan). The character first appears in Hetalia: Axis Powers manga Volume 1 (2008).
  246. Richmond Avenal. The character first appears in the The IT Crowd television series episode "The Red Door" (2006).
  247. Gaston Avenant. The character first appears in the animated feature film Beauty and the Beast (1991). His surname is arbitrary, taken from a character with a similar role in an earlier adaptation.
  248. Avenger (eagle). The character first appears in the animated series Birdman and the Galaxy Trio segment "The Menace of Dr. Millennium" (1967).
  249. Kerr Avon. The character first appears in the Blake's 7 television series episode "Space Fall" (1978).
  250. Awesome Android/Andy. The character first appears in the comic book Fantastic Four #15 (1963).
  251. Jeremy Awesome/Prock. The character first appears in the The Awesomes animated series premiere episode (2013).
  252. Rei Ayanami. The character first appears in the Neon Genesis Evangelion anime series premiere episode "Angel Attack" (1995).
  253. Ayra of Isaach. The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  254. Az. The character first appears in the video games Pokémon X and Y Versions (2013).
  255. Azalyn. The character first appears in the The Most Irresponsible Man in Space light novel The Irresponsible Captain Tylor (1989).
  256. Azama of Hoshido. The character first appears in the video game Fire Emblem: If (2015).
  257. Azazel (mutant). The character first appears in the comic book Uncanny X-Men #428 (2003).
  258. Azelf. The character first appears in the video games Pokémon Diamond and Pearl Versions (2006).
  259. Azelle of Grannvale. The character first appears in the video game Fire Emblem: Genealogy of the Holy War (1996).
  260. Azeni Korena "Rena". The character first appears, as "Korena", in the Star Trek: Deep Space Nine television series episode "The Visitor" (1995), in an alternate timeline. Her full name is revealed in this timeline's version's first appearance, in the novel Worlds of Star Trek: Deep Space Nine: Bajor: Fragments and Omens (2005).
  261. Azetbur. The character first appears in the film Star Trek VI: The Undiscovered Country (1991).
  262. Azrael (cat). The character first appears in the The Smurfs comic strip story "The Smurfnapper" (1959).
  263. Aztar/The Spectre. The character first appears in the comic book More Fun Comics #52 (1940).
  264. Azura of Valla. The character first appears, as Aqua, in the video game Fire Emblem: If (2015). She receives the name Aqua in the North American release of Fire Emblem: Fates (2016).
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