Who created the lex luthor character in comics?

The available evidence only describes Lex Luthor's portrayal in the DC Extended Universe films and mentions the character's appearance in those movies. It does not include any details regarding the comic book origins of Lex Luthor, such as the writer or artist who first created him. Without additional reliable sources, the creator of the comic book version of Lex Luthor cannot be identified from the given information.