A supporting character from JoJo no Kimyou na Bouken Parts 1 and 2. Originally a street thug, he becomes allies with Jonathan Joestar during the events of Part 1. Between Parts 1 and 2, Speedwagon becomes a successful oil tycoon. His "Speedwagon Foundation" assists the Joestar family for generations to come.
Namesake is the American rock band REO Speedwagon.
