2012–2017: Early Life Park So-yi () was born on March 12, 2012, in South Korea. She resides with her parents and younger brother and is enrolled in . Known as a model student in school, Park wished to become a doctor in her adulthood, opting as an alternative to acting. Through the advice of her maternal uncle and aunt, Park's mother visited an acting academy for consultation; subsequently enrolling into the facility and being accepted into an audition for an ongoing work.
2018–present: Career beginnings and rising popularity Park's first television appearance as a
child actress was at the age of six with the
OCN television series
Mistress (2018). She steadily gained domestic recognition for her role as Yoo-min in the film,
Deliver Us from Evil (2020). Her performance in the film earned her a nomination for the Best New Actress award in film at the
Baeksang Arts Awards. Recommended by director
Yoon Je-kyoon, Park attended an audition to play 9-year-old Seung-yi who becomes collateral in the film
Pawn (2020), having placed first in an audition for another film Yoon was preparing. There, she ranked first among 300 auditionees for the role. On April 19, 2021
YG Entertainment revealed Park had joined as their newest addition of actors. A source from the label revealed: "We are happy to work with actress Park So-yi, who has solid acting skills and exceptional potential. We plan on supporting her to the fullest in order to present her abilities as an actress to her satisfaction." In November 2025, after
YG Entertainment announced it would end its actor management division, Park signed an exclusive contract with
Hyun Bin's agency, VAST Entertainment. == Public image ==