Jessica Hyun Ju Ho (born December 17, 1988), more known by her stage name Jessi, is an American rapper, singer, and songwriting soloist based in South Korea. She was born in New York, raised in New Jersey, and moved to South Korea at the age of 15. In 2005, Jessi debuted as a singer under the stage name of Jessica H. O. when she was still a teenager. However, in 2009, she officially changed her stage name to Jessi. She was formerly a member of two co-ed musical groups, Uptown and Lucky J. Both of which have since disbanded.

After four years on hiatus, Jessi made a amazing come back by participating in Mnet's Unpretty Rapstar all-female contest (Season 1) and placed second in final scoring. She later became a cast member of Sisters Slam Dunk (Season 1). In 2019, she was the first artist to be signed with P Nation, a music label company founded by PSY.