Chung was born as Chihye Takahashi Chung in Long Beach California, to a Japanese mother and a Korean father, and is fluent in 3 languages: English, Japanese and Korean. Her interest in acting began from a young age, when she was discovered and signed on by an agent while on an airplane at the age of 5. She landed her first acting role on CBS's Cold Case within three months after graduating with a Bachelor in Communications from the University of California, San Diego. In 2016, Chung made an appearance on the Netflix television series Grace and Frankie where she starred as the character Charlotte.
Chung has also done work as a voice actress. Her video game appearances include her role as Seraph from the game Call of Duty: Black Ops 3 and her popular portrayal of D.Va from Blizzard's 2016 game Overwatch.