A handsome man with blue hair and blue eyes. He has the greatest physical strength in the Joestar family but the worst luck. He can use Hamon. He possesses a very kind heart and an upright sense of justice. Height 195cm. Nicknamed JoJo, he is the only JoJo whom DIO actually calls "JoJo."

A handsome man with brown hair and blue eyes. He is a free spirit and a prankster; most incidents within the Joestar family involve him. He is incredibly clever and possesses the best luck and tactical wit in the family. Whenever he boards a vehicle, an accident inevitably occurs. Nicknamed JoJo. Uses Hamon.

Always wears his school uniform and cap; his hair seems to blend into the hat. He has a cool and composed personality, speaking in a blunt, off-putting manner to everyone regardless of age or gender, and rarely shows emotion. He is the user of the strongest Stand, Star Platinum, which possesses the ability to stop time along with overwhelming power and speed. His tactical mind is as sharp as Joseph's. A husky-voiced handsome man. Nicknamed JoJo. His catchphrase is "Good grief" (Yare Yare Daze). He calls Joseph "Old Man."

Born from Joseph's extramarital affair. He is one of the few Joestars with a genuinely pleasant personality, but his pompadour hairstyle is his "berserk button"—if anyone insults it, he explodes with rage. He is usually polite, using formal speech. A blue-eyed handsome man. Being Joseph's son, he inherited a mischievous side and quick wits. He feels slightly awkward around his father, Joseph. His Stand is Crazy Diamond, which can restore anything its fists touch.

Though he is DIO's son, he is technically a Joestar because DIO conceived him using Jonathan's body. His birth name is Haruno Shiobana, and only DIO calls him Haruno. He is polite and well-mannered but frighteningly calm and cold-blooded. A blonde handsome man. He is a Gang-Star boss and does not hesitate to kill if the situation demands it. He uses polite language with everyone. His Stand is Gold Experience, which turns inanimate objects into living beings.

Jotaro's daughter and a tall, striking beauty. Though a woman, she has a tough, muscular build. She resented her father growing up but trusts him deeply. Her catchphrase is "Good grief." She clicks with Jotaro in strange ways and shares a similar personality. Her Stand is Stone Free, which allows her to turn her body into string.

The eternal nemesis of the Joestar family. He is treated like trash by the Joestars, and Jotaro especially loathes him. He speaks with an arrogant tone. He treats even his son Giorno poorly, though he is very touchy-feely with him. His Stand is The World, which stops time.