|English Name||Jonas Judd-Ono|
|Birth Name||Jonas Judd-Ono|
|Namesake||Jonas (Jonas Venture)
Judd (The Judd Family)
Ono (Yoko Ono)
|Birthday||March 22nd 2012|
|Height||4 Ft 4 inches|
|Manga Debut||JoJo's Bizarre Adventure: War is Hell Chapter 15|
|Anime Debut||JoJo's Bizarre Adventure: War is Hell Episode 4|
Jonas Judd-Ono is a major character from JoJo's Bizzare Adventure: War is Hell. He is the son of Speedwagon Foundation scientist Dr. Leigh Judd-Ono and Tori Ono-Judd via a "sperm donation" from Josuke Higashikata from the Speedwagon Foundtaion's DNA samples from everyone in the Joestar bloodline. His Stand is Robot Parade.
A very sweet but naive 10 year old who is always willing to help out others. Very well educated from his mothers, a scientist and a teacher, who makes sure he is doing beyond his grade level.