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Yoon Seo-ah

Yoon Seo-ah

Acting

Biography

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.

Known For

True Beauty
8.3

After being bullied and discriminated because of her ugly looks, a high school girl transforms herself into a gorgeous "goddess" and quickly rises to fame after mastering the art of makeup via online tutorial videos.

True Beauty

2020
Bon Appétit, Your Majesty
8.6

After time traveling to the Joseon era, a talented chef meets a tyrant king. Her modern dishes captivate his palate, but royal challenges await her.

Bon Appétit, Your Majesty

2025
The Nokdu Flower
7.7

Set during the period of the 1894 Donghak Peasant Revolution against the Japanese, the drama tells the story of two half-brothers, one illegitimate and low born, and one, part of the pro-Japanese ruling elite, who find themselves on opposite sides of the conflict.

The Nokdu Flower

2019
Nevertheless,
7.3

The intoxicating charm of a flirtatious art school classmate pulls a reluctant love cynic into a friends-with-benefits relationship.

Nevertheless,

2021
Goodbye Earth
6.1

As an asteroid hurtles towards Earth with nothing to stop it, one determined teacher fights to keep her former students safe — no matter the cost.

Goodbye Earth

2024
Bloody Heart
6.7

It is a fictional historical drama about the story of King Seonjong who ascends to the throne due to a rebellion, and Lee Tae who becomes the King after him.

Bloody Heart

2022
Love Revolution
7.0

Gong Ju Young is a 17-year-old high school student who thinks he has found love at school when he falls in for Wang Ja Rim at first sight. But winning her heart won’t be easy. Wang Ja Rim has earned a reputation for being cold and aloof – and, at first, seems totally unimpressed by Gong Ju Young’s garish displays of affection. But Gong Ju Young won’t be deterred so easily. Persistence is the key, he thinks – and, over time, Wang Ja Rim starts to open up to her classmate. Gong Ju Young’s best buddy since elementary school is Lee Kyung Woo. Will he prove to be a help to Gong Ju Young in his quest for Wang Ja Rim’s heart – or a hindrance?

Love Revolution

2020
Bad Papa
8.8

Yoo Ji-Cheol used to be a top boxer, but he lost everything in a moment. All of his money and fame vanished and his life was ruined. He decides to gain control of his life through mixed martial arts.

Bad Papa

2018
Recipe For Love
8.0

Two families entangled in a bad relationship for 30 years, resolving misunderstandings, healing each other's wounds, and ultimately being reborn as one family.

Recipe For Love

2026
Today's Webtoon
6.5

The story is about a woman who struggles together with her coworkers to mature into a true webtoon editor after joining the webtoon editorial department. On Ma Eum, who enters the webtoon editorial department after beating all odds. She has a large appetite, a great sense of smell, and cauliflower ears typical of a fighter as a former standing member for the judo national team. On Ma Eum had to quit her athletic career when an unfortunate accident during a match tore her ankle ligament, but she begins to dream anew when she coincidentally delivers food to the webtoon editorial department.

Today's Webtoon

2022
Soundtrack #1
7.6

Han Sun-woo is a rookie photographer. He doesn't talk much, but he is a kind and warm-hearted man. He is friends with Lee Eun-soo. They have been close friends for 20 years. Meanwhile, Lee Eun-soo works as a lyricist to make living. She has an honest and bright personality. Due to a reason, Han Sun-woo and Lee Eun-soo begin to live together at the same house for 2 weeks. Staying together, their relationship develops romantically.

Soundtrack #1

2022
DREAM STAGE
8.0

A fallen music producer hits rock bottom and finds redemption by training a struggling boy band, navigating fierce K-POP competition and forging unbreakable bonds along the way.

DREAM STAGE

2026
Dream Junior
N/A

No description available.

Dream Junior

2015
The Sound of a Flower
6.9

During the Joseon Dynasty, lowborn Chae-sun challenges the rule that states only men allowed to sing while navigating devotion to her teacher and the demands of the king's father.

The Sound of a Flower

2015
No image
N/A

A rare werewolf raised to live as a human falls into a forbidden romance that threatens to expose her true nature, entangling her with a wounded campus senior and a lone wolf who embraces the instincts she’s been taught to suppress.

Beauty in the Beast