Hong Seo-yeon (홍서연; born May 24, 2008) is a South Korean trainee. She is best known for being a contestant on the survival show R U Next.
生日:2008-05-24 (17岁)
性别:女
星座:双子座
生肖:鼠
出生地:Wonju, Gangwon, South Korea
职业:演员
又名:Hong Seo-yeon
홍서연
서연
홍서연
서연