Yoon Jae-chan

Yoon Jae-chan (; born November 30, 1999 ) is a South Korean actor and singer. He made his acting debut in 2022, and best known for his roles in Twinkling Watermelon and The Winning Try (2025). Before pursuing his acting career, he participated on the reality competition shows Produce 101 season 2 (2017) and (2021). He is a former member of the duo .

Career Yoon made his first television appearance in 2017, by participating on Mnet's reality competition series Produce 101 season 2 as one of the four The Vibe Label trainees but failed to debut and placed 55th overall. He then made his idol debut as a member of the duo on July 16, 2020, with the single album Welcome to My Jungle. In 2021, Yoon joined as contestant number 28 but eliminated and made his acting debut on KakaoTV's Fly Again. In 2022, Yoon was cast for HBO Max's Além do Guarda-Roupa and Playlist's Dowdy Guys, with the former released the next year. In 2023, he continue his acting career by playing in the first episode of tvN X TVING project O'PENing 2023 titled "Summer, Love Machine Blues", tvN romantic fantasy coming-of-age drama Twinkling Watermelon, and Playlist's Oh My, Oh My God!. Yoon got his first nomination at the 2023 APAN Star Awards for portraying Park Seung-pil in Dowdy Guys. In 2024, Yoon signed with Golden Moon. He then cast in MBC TV psychological thriller crime drama Doubt and tvN romantic comedy Love Your Enemy. He also star in Shortcha's b-boying drama Ready to Beat. In 2025, Yoon joined the cast of SBS TV sports drama The Winning Try, has been cast in the horror film A Place to Kill, which would make his big screen debut, and SBS TV romantic comedy workplace Sold Out on You. Yoon won his first Best New Actor Award for portraying Ko Se-ho in Doubt at the 7th Daejeon Special FX Festival's DFX OTT Awards, which was held on November 28, 2025.

Filmography Film

+ Year Title Role Notes 2026 Salmokji: Whispering Water Sung-bin Big screen debut Doubt Ko Se-ho

Awards and nominations + Name of the award ceremony, year presented, category, nominee of the award, and the result of the nomination Award ceremony Year Category Nominee / Work Result APAN Star Awards 2023 Excellence Award, Actor in a Webseries Dowdy Guys DFX OTT Awards 2025 Best New Actor Doubt