- Joestin Trujoe
- JonJ(r)on
- Joseph Joegashvili
- Joseph Smithjoe
- Joe Joebinette Biden
- Jorts the Jo… … …at
- Jove, from mount Joelympus
World chessboxing champion John-Elvis Johnelvisson seems to straddle a fine line between "forbidden JoJo" and "already a fully realized JoJo" (albeit almost certainly a Hamon practitioner and not a Stand user like his rival, Alcide Nikopol).