Jotaro Kujo is the main protagonist of the third part of the JoJo's Bizarre Adventure series, Stardust Crusaders, and the third JoJo of the series. She also appears as a primary ally in Diamond is Unbreakable and Stone Ocean, and makes a brief appearance as a tertiary character in Vento Aureo. As a result of all her appearances, Jotaro is the most recurring JoJo protagonist of the series.

Jotaro is a Japanese delinquent with Japanese roots from her father's side.