[2] She made her acting debut in 2001, since then, she has appeared in number of plays, films and television series.
[3] Jang So-yeon is a graduate in English and Chinese from Sookmyung Women's University.
[6] In 2019-20 she played Hyun Myeong-sun, a North Korean housewife in tvN's romantic drama Crash Landing on You, which is the third highest-rated South Korean TV drama in cable television history.
Jang's performance was appreciated as she pulled off the role with her natural North Korean dialect.
[8] In 2022 Jang is appearing in JTBC's office romantic drama Forecasting Love and Weather and cast in Disney+ Sci-fi thriller Grid as Choi Seon-ul, the deputy director of the secretariat for 25 years.