Jung Seung-hwan (; born August 21, 1996) is a South Korean singer.
Before Jung made his debut, he became popular with his hit OST "If It Was You" (). He gained wider attention for placing second in the fourth season of SBS' K-pop Star. He is best known for his cover performance of Kim Johan's "I Want to Fall in Love" () on K-pop Star 4 and charted in the Melon Charts for weeks. Throughout his career, he has released several OSTs that have charted. He made his debut in November 2016 with the EP His Voice and later released his full studio album Spring Again, in February 2018. In April 2019, he released his second EP Dear, My Universe. In May 2021, he released his third EP Five Words Left Unsaid.
Several media outlets have given him the nickname "Ballad's Park Bo-gum".
Jung applied to the Army Military Band and would enlist on July 17, 2023 after receiving his final acceptance notice from the Manpower Administration. Jung completed his military service and was discharged on January 16, 2025.