Roh Yoon-seo

Roh graduated in 2023 from Ewha Womans University, where she majored in Fine Arts.^[3] Roh was formerly educated at Jamjeon Elementary School, Jungshin Girls' Middle School, and Sunhwa Arts School.^{[citation needed]}

Roh started out her career as a model for cosmetic products advertisements in 2018, including Allure Korea.^[4][5]

Roh made her acting debut in 2022, as she was cast as Bang Yeong-ju, a pregnant high school student in the popular tvN drama Our Blues.^[6][7] Despite the controversy surrounding the drama's subplot of teenage pregnancy, Roh nonetheless garnered attention from the audiences for her portrayal and her emotional acting, including the portrayal of the emotional struggles behind teenage pregnancy.^[8][9][10] From this debut role, Roh demonstrated stable and gifted acting skills for a rookie, which won the hearts of the audience.^[11][12][13]

Later the same year, Roh starred in the Netflix film 20th Century Girl.^[14][15] Within three days of its release, the film debuted at No. 2 on Netflix's global chart of Top 10 non-English language film category for the week of its release, with eight million hours viewed, as well as positive reception to the film's plot.^[16]

In 2023, Roh starred in tvN's television series Crash Course in Romance,^[17] where she was awarded Best New Actress at the 59th Baeksang Arts Awards for her performance.^[18]

In July 2023, Roh participated in a 10 million won donation to the 2023 Ice Bucket Challenge.^[19]

In March 2025, Roh donated 10 million won through the Hope Bridge National Disaster Relief Association to help with recovery efforts from wildfires that have occurred in the Ulsan, Gyeongbuk, and Gyeongnam regions.^[20]