Character in JoJo no Kimyou na Bouken, introduced during the Battle Tendency arc.
The son of Jonathan Joestar and Erina Pendleton and father of Joseph Joestar. He was a famous fighter pilot during his service in World War I, and thus is typically depicted with his military uniform and garrison cap on.
He appears as one of the protagonists of the non-canon Jorge Joestar novel. In this verse, he is born in Spain and subsequently named in Spanish style.