The following is a list of first appearances of supervillains and teams in American comic books.
For a list of comic book superhero debuts, see List of superhero debuts.
1930s Character / Team Year Debuted Company Creator/s First Appearance Ultra-Humanite 1939 (June)DC Jerry Siegel, Joe Shuster Action Comics (vol. 1) #13 Dr. Death 1939 (July)DC Bob Kane, Bill Finger Detective Comics (vol. 1) #29 The Monk 1939 (September)DC Bob Kane, Bill Finger Detective Comics (vol. 1) #31The Claw1939 (December)Lev Gleason PublicationsJack ColeSilver Streak Comics #1
1940s Character / Team Year Debuted Company Creator/s First Appearance Hath-Set 1940 (January) DC Gardner Fox, Dennis Neville Flash Comics #1 Hugo Strange 1940 (February) DC Bob Kane, Bill Finger Detective Comics (vol. 1) #36 Doctor Sivana 1940 (February) Fawcett Comics/DC Bill Parker, C. C. Beck Whiz Comics #2 Lex Luthor 1940 (April) DC Jerry Siegel, Joe Shuster Action Comics (vol. 1) #23 The Joker 1940 (April) DC Bob Kane, Jerry Robinson, Bill Finger Batman (vol. 1) #1Catwoman 1940 (April) DC Bob Kane, Bill Finger Batman (vol. 1) #1 Tony Zucco 1940 (April) DC Bob Kane, Bill Finger, Jerry Robinson Detective Comics (vol. 1) #38 Clayface 1940 (June) DC Bob Kane, Bill Finger Detective Comics (vol. 1) #40 Scarecrow 1941 (September) DC Bill Finger, Bob Kane World's Finest Comics #3 Ares 1941 (October) DC William Moulton Marston, H. G. Peter Wonder Woman #1 Red Skull 1941 (October) Marvel/Timely Joe Simon, Jack Kirby Captain America Comics #1 The Penguin 1941 (December) DC Bob Kane, Bill Finger Detective Comics (vol. 1) #58 Captain Nazi 1941 (December) Fawcett Comics/DC Bill Woolfolk, Mac Raboy Master Comics #21 Ibac 1942 (March) Fawcett Comics/DC Otto Binder, C. C. Beck Captain Marvel Adventures #8 The Puzzler 1942 (June) DC Action Comics (vol. 1) #49 Two-Face 1942 (August) DC Bob Kane, Bill Finger Detective Comics (vol. 1) #66 Prankster 1942 (August) DC Jerry Siegel, John Sikela Action Comics (vol. 1) #51 The Shade 1942 (September) DC Gardner Fox Flash Comics #33 Rag Doll 1942 (December) DC Gardner Fox Flash Comics #36 Sabbac (Fawcett) 1943; (DC) 2007 Fawcett Comics/DC (Fawcett) Otto Binder, Al Carreno; (DC) Judd Winick, Tom Raney (Fawcett) Captain Marvel, Jr. #4; (DC) Outsiders, vol. 3 #8 Mister Mind 1943 Fawcett Comics/DC Otto Binder, C. C. Beck Captain Marvel Adventures #22 Brain Wave 1943 (February) DC Gardner Fox All Star #15 Tweedledum and Tweedledee 1943 (April) DC Bob Kane, Jerry Robinson, Bob Cameron Detective Comics (vol. 1) #74 Crime Doctor 1943 (July) DC Bill Finger, Bob Kane, George Roussos Detective Comics (vol. 1) #77 Toyman 1943 (September) DC Jerry Siegel, Joe Shuster Action Comics (vol. 1) #64 Cheetah 1943 (September) DC William Moulton Marston Wonder Woman (vol. 1) #6 Thinker 1943 (October) DC Gardner Fox, E. E. Hibbard All-Flash #12 Cavalier 1943 (November) DC Don Cameron, Bob Kane Detective Comics (vol. 1) #81 Vandal Savage 1943 (December) DC Alfred Bester, Martin Nodell Green Lantern (vol. 1) #10 Gambler 1944 DC Henry Kuttner, Martin Nodell Green Lantern (vol. 1) #12 Giganta 1944 (June) DC William Moulton Marston Wonder Woman (vol. 1) #9 Mr. Mxyzptlk 1944 (September) DC Jerry Siegel, Joe Shuster Superman (vol. 1) #30 Solomon Grundy 1944 (October) DC Alfred Bester, Paul Reinman All-American Comics #61 Monocle 1945 (April) DC Gardner Fox, Joe Kubert Flash Comics #64 Turtle 1945 (December) DC Gardner Fox, Martin Naydel All-Star #21 Black Adam 1945 (December) Fawcett Comics/DC Otto Binder & C. C. Beck The Marvel Family #1 Crazy Quilt 1946 (June) DC Jack Kirby Boy Commandos #15 Wizard 1947 (April) DC Gardner Fox, Irwin Hasen All Star Comics #34 Penny Plunderer 1947 (September) DC World's Finest Comics #30 Gentleman Ghost 1947 (October) DC Robert Kanigher, Joe Kubert Flash Comics #88Icicle (comics) (Joar Mahkent)1947 (October)DCRobert Kanigher, Irwin HasenAll American Comics #90 Rose and Thorn 1947 (November) DC John Broome, Carmine Infantino Flash Comics #89 Fiddler 1947 (December) DC Robert Kanigher, Lee Elias All-Flash #32 Star Sapphire 1947 (December) DC Robert Kanigher, Lee Elias All-Flash #32 Mad Hatter 1948 (October) DC Bob Kane, Bill Finger Batman (vol. 1) #49 Riddler 1948 (October) DC Bill Finger, Dick Sprang Detective Comics (vol. 1) #140 The Rival 1949 (February) DC John Broome, Joe Kubert Flash Comics #104
1950s Character / Team Year Debuted Company Creator/s First Appearance Deadshot 1950 (June) DC Bob Kane, David Vern Reed, Lew Schwartz Batman (vol. 1) #59 The Mekon 1950 Frank Hampson Dan Dare, Pilot of the Future Red Hood 1951 (February) DC Detective Comics #168 Killer Moth 1951 (February) DC Batman #63 Firefly 1952 (June) DC France Herron, Dick Sprang Detective Comics #184 Gorilla-Man 1954 Marvel/Timely Bob PowellMystery Tales #21 Morgan le Fay 1955 Marvel/Timely Stan Lee, Joe ManeelyBlack Knight comics #1 The Yellow Claw 1956 Marvel/Timely Al Feldstein, Joe ManeelyYellow Claw comics #1 Captain Cold 1957 (May) DC John Broome, Carmine Infantino Showcase #8 Professor Milo 1957 (September) DC Detective Comics #247 Signalman 1957 (December) DC Batman #112 Brainiac 1958 (July) DC Curt Swan, Stan Kaye Action Comics (vol. 1) #242 Bizarro 1958 (October) DC Otto Binder, George Papp Superboy (vol. 1) #68 Terrible Trio (DC Comics) (Fox, Shark, Vulture) 1958 (March) DC Dave Wood, Sheldon Moldoff Detective Comics (vol. 1) #253 Calendar Man 1958 (September) DC Bill Finger Detective Comics (vol. 1) #259 Doctor Double X 1958 (November) DC Detective Comics (vol. 1) #261 Titano 1959 (February) DC Otto Binder, Curt Swan Superman (vol. 1) #127 Mr. Freeze (originally Mr. Zero) 1959 (February) DC Bob Kane Batman (vol. 1) #121 Doctor Alchemy (originally as Mr. Element) 1959 (March) DC John Broome, Carmine Infantino Showcase #19 Mirror Master 1959 (March) DC John Broome, Carmine Infantino The Flash (vol. 1) #105 Gorilla Grodd 1959 (April) DC John Broome, Carmine Infantino The Flash (vol. 1) #106 Metallo 1959 (May) DC Robert Bernstein, Al Plastino Action Comics (vol. 1) #252 Pied Piper 1959 (May) DC John Broome, Carmine Infantino The Flash (vol. 1) #106 Molten Man-Thing 1959 (September) Marvel Stan Lee, Jack Kirby, Steve DitkoTales of Suspense #7 Suicide Squad (Rick Flag Jr., Jess Bright, Dr. Hugh Evans, Karin Grace) 1959 (September) DC Robert Kanigher, Ross Andru The Brave and the Bold (vol. 1) #25 Weather Wizard 1959 (December) DC John Broome, Carmine Infantino The Flash (vol. 1) #110
1960s