Jean Elaine Grey-Summers is a character appearing in American comic books published by Marvel Comics. Created by writer Stan Lee and artist/co-plotter Jack Kirby, the character first appeared in The X-Men #1 (September 1963). Jean Grey is a member of a subspecies of humans known as mutants, born with superhuman abilities. She was born with psionic powers. The character has also been known as Marvel Girl, Phoenix and Dark Phoenix at various points in her history