Standby I.O.I
유연정 · 연정 · Yoo Yeonjung · Yu Yeon-jung · 아이오아이 · I.O.I · 우주소녀 · WJSN · Yeonjung · Ю Ён Чон · Yoo Yun Jung · Yunjung
Yoo Yeon-jung (Korean: 유연정; born August 3, 1999), known mononymously as Yeonjung, is a South Korean singer signed under Starship Entertainment and Yuehua Entertainment. She is best known for being a member of the South Korean-Chinese girl group WJSN, and for finishing 11th in the survival show Produce 101, making her a member of I.O.I.