Juan José Ryp (birth name: Juan José Rodríguez y Prieto), is a Spanish comic book artist. After an early start in Spanish underground comics he has gone on to provide art for all the major American comic publishers, doing extensive work for Avatar Press, DC Comics, Marvel Comics and Image Comics. He has received critical acclaim for his intricately detailed pencil work and his meticulous draftsmanship, with a focus on action and the realism of environments and anatomy. His most notable works are his dark superhero collaborations with writer Warren Ellis, Black Summer and No Hero, his adaptation of Frank Miller's original script for RoboCop 2 with writer Steven Grant and the Britannia mini-series, a horror mystery set at the age of Nero, created with writer Peter Milligan.