Yoon Seo-ah
Yoon Seo-A (Korean: 윤서아; born September 30, 2000), born Im Sun-woo (임선우), is a South Korean actress. She made her television debut in 2018 with the drama Bad Papa and gained recognition for her role as Seo Ji-wan in the 2021 Netflix series Nevertheless.
Yoon has since appeared in a variety of television productions, including Love Revolution (2020), True Beauty (2020), Juvenile Justice (2022), Soundtrack #1 (2022), Bloody Heart (2022), and Today’s Webtoon (2022). In 2024, she portrayed Chae Young-ji in Goodbye Earth and Baek Yi in The Tale of Lady Ok.
In 2025, Yoon took on her first leading role as Seo Gil-geum in the fantasy romance series Bon Appétit, Your Majesty, earning praise for her emotional depth and captivating screen presence. Known for her versatility and expressive performances, she continues to establish herself as one of South Korea’s promising young talents.
Acting
TV
True Beauty
as Young Im Hee-kyung
2020
TV
Bon Appétit, Your Majesty
as Seo Gil-geum
2025
TV
Nevertheless,
as Seo Ji-wan
2021
TV
Soundtrack #1
as Kim Seo-yeon
2022
TV
Goodbye Earth
as Chae Young-ji
2024
TV
Bloody Heart
as Ddong-geum
2022
TV
Today's Webtoon
as On Noo-ri
2022
TV
Love Revolution
as Bae Ji-yeon
2020
Movie
The Sound of a Flower
as Courtesan
2015
TV
Bad Papa
as Wang Hye-ji
2018
TV
The Nokdu Flower
as Gisaeng
2019
TV
Recipe For Love
as Yang Eun-bin
2026
TV
DREAM STAGE
as イム・ミンソ
2026
TV
Dream Junior
2015