James "Jimmy" Woo (Woo Yen Jet) is a character from Marvel Comics, first appearing in Strange Tales #109 in 1958.
He is often portrayed as a skilled FBI agent and has been involved in various storylines across different Marvel properties. In the comics, he initially worked to combat threats like the Chinese Communist forces but has since evolved into a more complex character.
In the Marvel Cinematic Universe (MCU), Jimmy Woo is portrayed by actor Randall Park. He made his first appearance in Ant-Man and the Wasp (2018) and later featured prominently in the Disney+ series WandaVision (2021). In WandaVision, Woo plays an essential role in investigating the mysterious occurrences in Westview, New Jersey, where Scarlet Witch has created a reality-warping bubble.