Wonder Woman first appeared in All-Star Comics #8 in 1941. Created by William Moulton Marston, she became one of the founding members of the Justice Society of America along with other popular superheroes.
Wonder Woman appeared on the various animated Super Friends series which debuted in 1973, unless you're referring to the comics, in that case she debuted in 1941.
Captain America first appeared in Captain America Comics 1 which was released in December of 1940 and had a cover date of March 1941.
Wondergirl was depicted as a younger version of the DC Comics superhero Wonderwoman. She first appeared in December 1941 as as teenage Princess Diana.
Aquaman first appeared in More Fun Comics #73 in 1941. He was created by Paul Norris and Mort Weisinger for DC Comics.
Father Time first appeared in "Young Allies Comics" #1 in 1941, created by writer Otto Binder and artist Frank Giacoia. He is a superhero residing in the Marvel Comics universe known for his time-related powers and abilities.
The famous Archie comics originated in the United States, specifically in the state of New York. Created by writer Vic Bloom and artist Bob Montana, the comics first appeared in 1941.
Green Arrow first appeared in More Fun Comics #73, issued in November of 1941. This was a comic line published by DC, and created by Morton Weisinger and George Papp.
Batman first appeared in Detective Comics 27 which has a cover date of May 1939. It was over a year after this that Captain America appeared in Captain America Comics 1, with a cover date of March 1941.
Superman was the superhero that came first since he was created in 1933 by writer; Jerry Siegel and artist; Joe Shuster in Cleveland, Ohio and Wonder Woman was created by writer and American psychologist; William Moulton Marston and Wonder Woman was first published in a comic in All Star Comics #8 in 1941 while Superman first appeared in a comic book titled Action Comics #1 in 1938.
The first ever comic book by Marvel Comics is Marvel Comics #1 (October, 1939).It shows the human torch and the first generally available appearance of Bill Everett's anti-hero Namor the Sub-Mariner. After the comic, the series changed to Marvel Mystery Comics.
Makkari - comics - was created in 1941.
Scarecrow - comics - was created in 1941.