1957 in comics

See also: 1956 in comics, other events of 1957, 1958 in comics, 1950s in comics and the list of years in comics

January

 * Four Color Comics #762 (Dell Comics) — cover-titled "The Sharkfighters." The 34-page story, by an unknown writer, was penciled and inked by John Buscema.

June

 * American News Company goes out of business, causing a huge shakeup in the publishing industry, forcing many comic book publishers and small magazine publishers out of business. Atlas Comics is forced to switch distribution to Independent News, owned by National Periodical Publications, owner of Atlas' rival, DC Comics. Because of this, Atlas is constrained as to its publishing output for the next decade (including the early years of its successor, Marvel Comics).

August

 * Showcase #9, Lois Lane is featured in a tryout for her own series.
 * Marvel Tales (vol. 1), with issue #159, canceled by Timely.
 * Western Kid, with issue #17, canceled by Atlas.

September

 * Wild Western, with issue #57, canceled by Atlas.
 * Ringo Kid, with issue #21, canceled by Atlas.
 * Outlaw Kid, with issue #19, canceled by Atlas.
 * Rawhide Kid, with issue #17, canceled by Atlas. (The title would be revived three years later by Marvel, continuing the numbering.)

Charlton Comics

 * Billy the Kid (November)

Marvel Comics

 * Adventures of Homer Ghost (June)
 * The Black Rider Rides Again (September)
 * Commando Adventures (June)
 * A Date with Patsy (September)
 * Hedy Wolfe (August)
 * The Kid from Dodge City (July)
 * The Kid from Texas (June)
 * Marvin Mouse (September)
 * Navy Tales (January)
 * Nellie the Nurse
 * Showgirls (June)
 * Six-Gun Western (January)
 * Western Trails (May)
 * Willie the Wise Guy

Marvel Comics

 * Dexter the Demon #7 — renamed from Melvin the Monster
 * G.I. Tales #4 ± renamed from Sgt. Barney Barker
 * Marines at War #1-8 — renamed from Tales of the Marines (Atlas Comics)
 * Kid Slade, Gunfighter #5 — renamed from Matt Slade, Gunfighter
 * Navy Action #15 — renamed from Sailor Sweeney
 * Sherry the Showgirl #5 — renamed from Showgirls
 * Showgirls #4 renamed from Sherry the Showgirl
 * Tales of the Marines #4 — renamed Marines at War, renamed from Devil-Dog Dugan (Atlas Comics)

Initial appearance by character name

 * Billy the Kid — Masked Raider #6 (Charlton, February)
 * Captain Cold — Showcase #8 (DC Comics, June)
 * Challengers of the Unknown — Showcase #6 (DC Comics, February)
 * Cirkeline
 * Professor Milo — Detective Comics #247 (DC, September)
 * Professor Potter — Superman's Pal, Jimmy Olsen #22 (DC, August)
 * Signalman — Batman #112 (DC, December)