John Nyberg is a comic book inker. He began his career in 1985 working for First Comics in the title Starslayer. After a few years of working for minor companies like Comico, Eclipse Comics and a few others, his first published work for DC Comics was published in 1988 in the title Action Comics. Later on he worked on titles like Plastic Man, Tailgunner Jo and Christmas with the Super-Heroes. He is best known for his work on the titles Doom Patrol, Green Arrow and Flash. On later years, he was hired by Dark Horse Comics and later on by Marvel Comics.
He has been inactive in the recent years and his latest contribution is in the title DC Comics Presents: Superman/Doomdsay.