Jimmy is Vivian’s son. He only appeared once, in “The Blood”. Elaine babysat him, but he caused her (and George Costanza) a lot of trouble! He is portrayed by Colton James. Retrieved from "https://seinfeld.fandom.com/wiki/Jimmy_(The_Blood)?oldid=28462" Categories: Characters Male Characters One-Time Characters Season Nine Characters Community content is available under CC-BY-SA unless otherwise noted.