Choi Yoon Sun (New Sun)

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Choi Yoon Sun (New Sun) - Biography, Profile, Facts, and Career

Choi Yoon Sun, or known as New Sun, is a South Korean actress and singer. She is well-known as the former member of the K-Pop girl group SONAMOO, who turned out to be an actress. Some of her notable acting works are The Miracle (2016) and Criminal Minds (2017).


Choi Yoon Sun started her career as the maknae of the K-Pop girl group SONAMOO on December 29, 2014.

At that time, the group released its first mini album called Deja Vu, which later was followed by their comebacks over the years.

Two years later, in 2016, Yoonsun made her hot debut as an actress by appearing in the drama The Miracle as a supporting actress.

She later made another comeback in drama series as a guest for Let’s Only Walk The Flower Road (2017) and Criminal Minds (2017).

After that, she appeared again in My Woofy Poofy Love (2018) and Wild Guys (2019).

In 2021, it is confirmed that she decided to leave her agency, TS Entertainment, and SONAMOO in order to focus on her acting career.

In November 2021, she signed a contract with AnB Group, and her debut acting project after her contract with the agency is Chart Running Scholar (2022).

Read also: Kim Young Kwang – Biography, Profile, Age, Trivia, Family & Life Story


  • Real Name: Choi Yoon Sun (최윤선)
  • Stage Name: Choi Yoon Sun (최윤선) / Newsun
  • Nickname: Yoonsun, Giant Baby
  • Birthday: June 19, 1997
  • Birthplace: Pocheon, Gyeonggi, South Korea
  • Zodiac Sign: Gemini
  • Chinese Zodiac Sign: Ox
  • Nationality: Korean
  • Religion: –
  • Profession: Singer, Rapper, Actress
  • Education: –
  • Hobbies: Watching movies, Recording, Shopping
  • Facebook: –
  • Twitter: @SONAMOO_NewSun
  • Instagram: @wwww.new_world / @new__zip
  • TikTok: –
  • YouTube: 뉴썬 챌린지

Height, Weight, & Physical Appearance

  • Height: 174 cm (5’9″)
  • Weight: 48 kg (105 lbs)
  • Blood Type: O
  • Hair Color: Brown
  • Eye Color: Black
  • Body Measurements: –
  • Shoe Size: 250 mm


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

Boyfriend & Dating History

There is no adequate information about Yoonsun’s boyfriend and dating history.

Throughout the years, she is known as an artist who is friendly and is close with many K-Pop idols, but unfortunately, there is no information about her previous and current relationship.

Net Worth

Her net worth is estimated at over $1 million, which is derived from her career as an entertainer, especially her former career as a member of SONAMOO.

Meanwhile, she also got income as an actress, reality show star, and various side jobs, such as modeling, advertisement campaign, endorsement, and many more.


  • Yoonsun was the maknae of SONAMOO.
  • Her favorite color is red.
  • During her free time, she loves spending her time shopping and watching various movies.
  • She is close to D.ana because of her acting project in The Miracle.
  • She makes a good friendship with Vernon from SEVENTEEN and they were spotted hanging out together at Hongdae.
  • Yoonsun is also close to Wheein from MAMAMOO.
  • She also has other celebrity besties, such as DIA’s Yebin, Lovelyz’s Sujeong, and Weki Meki’s Suyeon.
  • Her favorite artists are Tyler The Creator and Tyga.
  • Her stage name, “New Sun”, has a meaning that she would like to be “K-Pop’s New Sun”.
  • One of her biggest talents is composing songs.
  • Many fans thought that she is similar to Zelo in a female version because both of them are great maknae who can rap well and are nicknamed ‘Giant Baby’.
  • Yoonsun has a close relationship with the duo 15 &.
  • She was the member who eats the most, alongside High.D.
  • In her daily life, she loves wearing black outfits.
  • When a balloon bursts, she usually will start to cry.
  • After listening to Yoon Mi Rae’s Black Happiness, she decided to be a rapper.
  • She would be happy to appear on Unpretty Rapstar.
  • Her ideal type is a man who can correlate with her music, such as Zico from Block B.

Read also: Kim Yong Ji – Biography, Profile, Age, Trivia, Family & Life Story

TV Series

  • Chart Running Scholar (KOK TV | 2022), as Geum Min Ji
  • Wild Guys (tvN | 2019), as Ahn Hye Young
  • My Woofy Poofy Love (STUDIO DIA | 2018), as Han Ba Ri
  • Criminal Minds (tvN | 2017), as Choi Na Yeong
  • Let’s Only Walk The Flower Road (KBS1 | 2017), as Music Bank performer
  • The Miracle (Naver TV Cast | 2016), Ah Ra

TV Shows

  • Singderella (Channel A | 2016), as guest
  • Fact iN Star (TBS | 2016), as guest
  • Tomorrow’s King Of First Pitch (SBS | 2016), as regular member
  • After School Club (Viki | 2013), as guest

Choi Yoon Sun is bright, beautiful, sweet, and hardworking. She never stops doing anything that feels right to her.


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