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Superman appeared first in his debut during 1938. Batman appeared during 1939-1941.
Batman - Earth-Two - was created in 1939.
Batman was introduced in 1939 in Detective Comics #27. After the success of Superman, Batman was created by Bob Kane and writer Bill Finger.
Although Spider-Man has been around a while, Batman was first. Spider-Man first appeared in Marvel comics in 1962. Batman first appeared in Detective Comics, later to become DC, in 1939.
One but Batman made his first appearance in May 1939 in Detective Comics #27and Superman made his first appearance June 1938 in Action Comics #1 so really eleven
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.
Batman- as a comic book character, began in 1939. The first Batman movie was 1989.
The origin of the character "Batman" can be traced back to 1939. Batman was created by Bob Kane due to a request from the editors of National Publications (which would later become DC Comics), who wanted to create more characters after the success of the Superman stories.
Batman was first found in Detective Comics #27 (May 1939) .
Superman first appeared in Action Comics #1, dated June 1938. Batman debuted in Detective Comics #27, the May 1939 issue, eleven months later. You didn't ask, but Robin first appeared in Detective Comics #38, dated April 1940 -- eleven months after Batman.
1939
batman, everyone has known batman since 1939