Byeon Seo Yoon

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Byeon Seo Yoon - Biography, Profile, Facts, and Career

Byeon Seo Yoon is a South Korean actress and model. She’s best known for her roles in drama series such as Police University (2021), Hellbound (2021), and Moonshine (2021-2022).


Seo Yoon started her career as a model. During her modeling time, she was often featured in a lot of campaigns for Korean beauty products.

However, she is not just a pretty face. She also has a knack for acting, which is why she put aside her modeling job to pursue a career as an actress.

She signed up with an agency named Different Company to support her acting career. Speaking of an acting career, her first acting gig was the drama series Can You Deliver Time? (2020).

A year later, she was booked and busy as she gained instant popularity for her acting performance and flawless visuals.

In 2021, she starred in three different drama series such as Moonshine, Hellbound, and Police University. Besides drama series, she also managed to star in a movie.

Her first movie project was Double Patty (2021) where she got to work together with fellow actress Irene from the girl group Red Velvet.

Read also: Bae Hyun Sung – Biography, Profile, Trivia, Family & Life Story


  • Real Name: Byeon Seo Yoon (변서윤)
  • Stage Name: Byeon Seo Yoon (변서윤)
  • Also Known as: Byeon Seo Yun, Byun Seo Yoon, Byun Seo Yun
  • Nickname: Seo Yoon (서윤)
  • Birthday: December 3, 1996
  • Birthplace: South Korea
  • Zodiac Sign: Sagittarius
  • Nationality: South Korean
  • Religion: Christian
  • Profession: Actress, model
  • Education: –
  • Hobbies: –
  • Facebook: –
  • Twitter: –
  • Threads: –
  • Instagram: @sy_uuun
  • TikTok: –
  • YouTube: –

Height, Weight, & Physical Appearance 

  • Height: 165 cm (5’5”)
  • Weight: 42 Kg (92 lbs)
  • Blood Type: –
  • Hair Color: Black
  • Eye Color: Black
  • Body Measurements: –
  • Shoe Size: –
  • Dress Size: –


  • Father: –
  • Mother: –
  • Brother: –
  • Sister: –

Boyfriend & Dating History

She has never been involved in a publicly known romance, nor rumored to date anyone. She most likely chooses to keep her personal and dating life private.

Net Worth 

Even though the exact amount of her net worth is not known, the number is estimated to be around $1 million to $5 million according to multiple sources.

She seems to earn her income primarily from working as an actress in the South Korean entertainment industry.

Plastic Surgery

There is no known information on whether she has undergone any cosmetic surgery to change her appearance


  • Seo Yoon is an actress under an agency named Different Company.
  • She often modeled for Korean beauty product advertisements due to her flawless look.
  • Seo Yoon debuted as an actress through a web drama series in 2020.
  • As a professional model, she has been offered to be a muse of various brands, such as beauty brand OFBASE.
  • Her ideal type is…

Read also: Park Hye Soo – Biography, Profile, Trivia, Family & Life Story


  • Carter (2021), as Choi Yu Jin
  • The Witch: Part 2. The Other One (2022), as Mi Young
  • Double Patty (2021), as Soo Jin

Drama Series

  • Bad Girlfriend (Naver TV Cast | 2022), as Yang Ji Soo
  • Moonshine (KBS2 | 2021), as Queen Yeon Jun Jeong
  • Hellbound (Netflix | 2021), as Gong Yeon Jae
  • Police University (KBS2 | 2021), as Lee Eon Joo
  • Can You Deliver Time? (BAETV | 2020), as Bae Min Ah


Who is Byeon Seo Yoon?

She is a South Korean actress and model.

Who is Byeon Seo Yoon’s real name?

Her real name is Byeon Seo Yoon (변서윤).

What makes Byeon Seo Yoon famous?

She’s famous because of her roles in drama series such as Police University (2021),  Hellbound (2021), and Moonshine (2021-2022)

Where is Byeon Seo Yoon from?

She was born in South Korean.

How old is Byeon Seo Yoon?

She was born in 1996, and she is 28 years old as of 2024.

When does Byeon Seo Yoon celebrate her birthday?

She celebrates on the 3rd of every December.

How tall is Byeon Seo Yoon?

Her height is 5’5″ or 165 cm.

Who are Byeon Seo Yoon’s parents?

She did not reveal the names of her father and mother.

Is Byeon Seo Yoon married?

She is not married. Furthermore, there is no information on whether she is in a relationship or not.

Who is Byeon Seo Yoon’s ex-boyfriend?

Her ex-boyfriend is not known.

How rich is Byeon Seo Yoon?

Her net worth is around $1 million to $5 million.

What is Byeon Seo Yoon’s nationality?

Her nationality is South Korean.

Seo Yoon is a new face in the entertainment industry. However, her talents and passion for acting are just as strong and apparent as those of veteran actresses.