1943 in comics

January

 * All-Winners Comics (1941 series) #7 - Timely Comics
 * Captain America Comics (1941 series) #22 - Timely Comics
 * Human Torch (1940 series) #10 - Timely Comics
 * Marvel Mystery Comics (1939 series) #39 - Timely Comics

February

 * Captain America Comics (1941 series) #23 - Timely Comics
 * Marvel Mystery Comics (1939 series) #40 - Timely Comics
 * U.S.A. Comics (1941 series) #7 - Timely Comics

March

 * Captain America Comics (1941 series) #24 - Timely Comics
 * Marvel Mystery Comics (1939 series) #41 - Timely Comics

April

 * All-Winners Comics (1941 series) #8 - Timely Comics
 * Captain America Comics (1941 series) #25 - Timely Comics
 * Human Torch (1940 series) #11 - Timely Comics
 * Marvel Mystery Comics (1939 series) #42 - Timely Comics
 * Sub-Mariner Comics (1941 series) #9 - Timely Comics
 * U.S.A. Comics (1941 series) #8 - Timely Comics

May

 * Captain America Comics (1941 series) #26 - Timely Comics
 * Marvel Mystery Comics (1939 series) #43 - Timely Comics

June

 * Captain America Comics (1941 series) #27 - Timely Comics
 * Marvel Mystery Comics (1939 series) #44 - Timely Comics

July

 * All-Winners Comics (1941 series) #9 - Timely Comics
 * Captain America Comics (1941 series) #28 - Timely Comics
 * Human Torch (1940 series) #12 - Timely Comics
 * Marvel Mystery Comics (1939 series) #45 - Timely Comics
 * Sub-Mariner Comics (1941 series) #10 - Timely Comics
 * U.S.A. Comics (1941 series) #9 - Timely Comics

August

 * Captain America Comics (1941 series) #29 - Timely Comics
 * Marvel Mystery Comics (1939 series) #46 - Timely Comics

September

 * Action Comics #64, with Toyman vs Superman
 * Captain America Comics (1941 series) #30 - Timely Comics
 * Marvel Mystery Comics (1939 series) #47 - Timely Comics
 * U.S.A. Comics (1941 series) #10 - Timely Comics

October

 * All-Winners Comics (1941 series) #10 - Timely Comics
 * Captain America Comics (1941 series) #31 - Timely Comics
 * Human Torch (1940 series) #13 - Timely Comics
 * Marvel Mystery Comics (1939 series) #48 - Timely Comics
 * Sub-Mariner Comics (1941 series) #11 - Timely Comics

November

 * Captain America Comics (1941 series) #32 - Timely Comics
 * Marvel Mystery Comics (1939 series) #49 - Timely Comics

December

 * Captain America Comics (1941 series) #33 - Timely Comics
 * Marvel Mystery Comics (1939 series) #50 - Timely Comics

First issues by title

 * Kid Komics
 * Released: February by Timely Comics, featuring Captain Wonder and Tim Mulrooney