Yoo Jeong-yeon
Birthday: 11/1/1996
Gender: Female
Place Of Birth: Suwon, Gyeonggi, South Korea

Yoo Jeong-yeon (유정연; born November 1, 1996), known professionally as Jeongyeon (정연), is a South Korean singer under JYP Entertainment. She is a member of the South Korean girl group TWICE.