Choi Yoon So, born in Jeonju, North Jeolla, is a South Korean actress managed by Big Picture Entertainment. She graduated from Dongduk Women’s University, Department of Broadcasting and Entertainment. In 2003, she debuted as an actress in the film “Silver Knife.” In 2002, she appeared in the “For Me Without You” (내가 없는 날 위해) MVby Kang Sung-hoon and in 2004 appeared in the “How Come” (어쩌다가) MV by Ran.
In 2002, she won the Grand Prize Winner in the Character Model Contest. In 2012, she won Best New Actress Award in Film in the Korea Culture and Entertainment Awards.