Jeong Hoon Seo (; born January 1, 1990), also known as Seo Jeong Hun and by the pseudonym 24, is a South Korean music producer and songwriter. He is affiliated with The Black Label.
Biography Seo Jeong-hoon is also known under the pseudonym 24. He is part of the record label The Black Label, a subsidiary of the South Korean entertainment company YG Entertainment, which manages artists and groups such as Blackpink, BigBang, and Jeon Somi.
Jeong-hoon works as both a music producer and songwriter. In 2023, he was promoted to a full member of the Korea Music Copyright Association.
Seo Jeong-hoon contributed as a songwriter and producer to several tracks on the soundtrack of the film KPop Demon Hunters (2025), including the Academy Award-winning song Golden.
At the Grammy Awards 2026, he made history by delivering an acceptance speech in both English and Korean, thanking his mentor, rapper Teddy Park, as a pioneer of K-pop. He and his songwriting team received the award for Best Song Written for Visual Media, which he accepted on their behalf. This marked the first Grammy win for a K-pop song.
He also received a Golden Globe Award for the song.
Discography (selected) 2017: Taeyang – White Night 2018: Blackpink – Blackpink in Your Area 2020: Blackpink – The Album 2021: Blackpink – Blackpink: The Show 2022: Blackpink – Born Pink 2025: G-Dragon – Übermensch 2025: KPop Demon Hunters Soundtrack
Accolades
Awards and nominations + Name of the award ceremony, year presented, award category, nominee of the award and the result of the nomination Award ceremony Year Category Nominee/workResult Academy Awards 2026 Best Original Song"Golden" Advanced Imaging Society Lumiere Awards 2026 Best Original Song American Cinematheque 2026 Tribute to the Crafts Feature Film Song Annie Awards2025 Outstanding Achievement for Music in a Feature ProductionKPop Demon Hunters Asian Pop Music Awards2021 Best Composer (Overseas)"Dumb Dumb" "Lalisa" "XOXO" "Gone" 2022 "Pink Venom" Best Producer (Overseas) Born Pink Astra Film Awards 2026 Best Original Song"Golden" Critics Association of Central Florida 2026 Best Original Song Chicago Indie Critics2026 Best Original Song Critics' Choice Movie Awards 2026Best Song Denver Film Critics Society2026 Best Song DiscussingFilm's Global Film Critics Awards2026 Best Original Song Dorian Award2026 Film Music of the YearKPop Demon Hunters Georgia Film Critics Association2025 Best Original Song"Golden" Gold Derby Film Awards2026 Best Original Song Golden Globe Awards 2026Best Original Song Grammy Awards 2026 Song of the Year Best Song Written for Visual Media Hollywood Music in Media Awards 2025 Original Song – Animated Film Houston Film Critics Society 2025 Best Original Song Las Vegas Film Critics Society 2025 Best Song Latino Entertainment Journalists Association 2026 Best Song MAMA Awards 2025 Song of the Year "Soda Pop" New Jersey Film Critics Circle 2025 Best Original Song"Golden" New Mexico Film Critics Association Awards 2025 Best Original Song North Carolina Film Critics Association 2026Best Original Song "What It Sounds Like" The Online Film & Television Association 2026 Best Original Song"Golden" Pittsburgh Film Critics Association 2026 Best Song Puerto Rico Critics Association2026 Best Original Song Satellite Awards 2026 Best Original Song Songwriters of North America 2026 Global Impact Award KPop Demon Hunters World Soundtrack Awards 2026 Best Original Song"Golden"
Listicles + Name of publisher, year listed, name of listicle, and placement Publisher Year Listicle Placement Gold House 2026 Gold100 List
Notes
References
External links 24 (Seo Jeong Hun) at Nautiljon (in French)