Jorge Guerricaechevarría (born 10 July, 1965), also known as 'Guerrica', is a Spanish screenwriter. A regular co-scribe of Álex de la Iglesia's films, he has also been a recurring collaborator of Daniel Monzón.
He won a Goya Award for the script of Cell 211, adapted from the novel of the same name by Francisco Pérez Gandul. He was also nominated for The Day of the Beast, La comunidad, and The Oxford Murders. In 2008, at the Basque film festival Zinemastea, he received an honorary award recognizing his career as a screenwriter.