Park Se-wan made her acting debut in the KBS Drama Special’s The Red Teacher in 2016. She then appeared in MBC’s Radiant Office and KBS2’s School 2017. She also played a supporting role in the MBC series I’m Not a Robot. In 2018, she became part of the KBS2 family drama Shall We Live Together. That same year, she landed her first leading role in the KBS2 sports series Dance Sports Girls. Her work in both dramas won her Best New Actress at the KBS Drama Awards. Dance Sports Girls also scored her a Best New Actress nomination at the 55th Baeksang Arts Awards. In 2019, she joined the main cast of TV Chosun’s time-traveling sageuk comedy Joseon Survival Guide. She next starred in MBC’s No Second Chances, which earned her an Excellence Award at the MBC Drama Awards. In 2020, she graced the big screen with the heist caper story film Collectors.

Park Se-wan attended Sungkyunkwan University’s Department of Acting for Theater, Film & TV.