Jung Yeon

Yoo Jeong-yeon (유정연; born November 1, 1996, in Suwon, South Korea), known professionally as Jeongyeon, is a South Korean singer and member of [a4786543] under JYP Entertainment. She debuted in 2015 through the survival show Sixteen. Jeongyeon has songwriting credits on several TWICE songs and released “O Christmas Tree” (2023) and “Takedown” (2025) with Jihyo and Chaeyoung for [i]KPop Demon Hunters[/i], marking her first Billboard Hot 100 entry.