Ju Hak-Nyeon (주학년) is a South Korean singer and actor under IST Entertainment. He is half Chinese and Korean and can speak English, Mandarin, and Cantonese. Haknyeon trained for over two years and participated in the survival show "Produce 101 season 2," where he finished 19th place.
Haknyeon made his official debut on December 6, 2017, as the vocalist, rapper, and lead dancer of the boy group "The Boyz." He also made his acting debut on 2022 through the horror film "Seoul Goedam."