Yoon Ji Sung

Nationality
South Korean
Birthday

About

Yoon Ji Sung, born Yoon Byung Ok, is a South Korean singer, dancer, and actor who graduated from National Traditional Arts High School and earned degrees in Theater and Film from Myongji College and Performing Arts from Dongguk University. He debuted as leader and sub-vocalist of WANNA ONE in August 2017 after placing 8th in "Produce 101 Season 2," and the group disbanded in January 2019 after their contract ended. Following his solo debut in February 2019 with the mini-album "Aside," he completed mandatory military service from May 2019 to December 2020, and made his acting debut in November 2021 in the SBS drama "Let Me Be Your Knight."

Known For