1. Seo Ju-hyun, known professionally as Seohyun, is a South Korean singer, actress, and songwriter.

1. Seo Ju-hyun, known professionally as Seohyun, is a South Korean singer, actress, and songwriter.
Seohyun debuted as a member of girl group Girls' Generation in August 2007, which went on to become one of the best-selling artists in South Korea and one of South Korea's most widely known girl groups worldwide.
Seohyun released her first extended play Don't Say No in 2017.
Seohyun left SM Entertainment later that year, although she remains as a member of Girls' Generation.
Seohyun participated in the original and Korean versions of stage musicals including Moon Embracing the Sun, Gone with the Wind and Mamma Mia.
Seohyun was born Seo Ju-hyun on June 28,1991, in Doksan-dong, Geumcheon-gu, Seoul, South Korea, and is the only child in her family.
Seohyun's mother was a chairwoman at a piano school, and Seohyun was taught how to play piano as well as violin and traditional Korean drums in her early childhood.
Seohyun's parents did not encourage her to become a celebrity, but Seohyun credited them as the ones who helped her choose her career path by letting her experience different things.
Seohyun sang children's songs for her audition at SM Entertainment and was accepted as a trainee.
Seohyun graduated from Jeonju Arts High School in February 2010.
Seohyun attended Dongguk University, majoring in theatre acting, and graduated in August 2014, receiving an achievement award at the graduation ceremony.
Seohyun voiced the character of Edith, who is known for her rebellious attitude.
Besides contributing her vocals to Girls' Generation and TTS songs, Seohyun began to become more active in lyrics writing.
In 2013, Seohyun debuted as an actress when she was cast for a supporting role in SBS's drama Passionate Love.
Seohyun played Han Yu-rim, a veterinary student and first love of the male lead character.
Seohyun, self-described as someone who likes both singing and acting, began to develop an interest in musical theatre.
Seohyun named musical actress Ock Joo-hyun, who later became her mentor, as her main influence.
Seohyun made her theatrical debut in the musical, Moon Embracing the Sun, which was adapted from the novel of the same name.
Seohyun played the lead role, Yeon-woo, the daughter of a noble family who has a love relationship with both the King and his brother.
In January 2015, Seohyun was cast in the role of Scarlett O'Hara in the Korean version of Autant en emporte le vent, a French musical based on Gone with the Wind.
Seohyun played a character named Sophie, a 20-year-old bride-to-be, who hopes to find out who her biological father is on her wedding day.
Seohyun next played supporting roles in Chinese romantic film So I Married An Anti-fan and SBS's historical drama Moon Lovers: Scarlet Heart Ryeo; the latter earned her a Special Acting Award at the 2016 SBS Drama Awards.
In October 2017, Seohyun left SM Entertainment after her contract ended.
In 2018, Seohyun was cast as the female lead in MBC's melodrama The Time as the character Seol Ji-hyun, a bright and optimistic woman who became depressed after the tragic death of her sibling.
In September 2018, Seohyun announced her first fanmeeting tour, Memories, in Seoul, Bangkok, Taipei, Osaka and Hong Kong.
Seohyun played the role of An-na, an elementary school teacher who hid her emotions from her mother since the day she came out to her as a lesbian.
In February 2022, Seohyun made her debut in a movie as a lead actress in the Netflix original movie Love and Leashes, based on the webtoon Moral Sense.
Seohyun played the character of Jung Jiwoo, a competent public relations team member who accidentally found out her co-worker's BDSM desires.
In June 2022, Seohyun starred in the KBS fantasy romance series Jinxed at First, She played the character Lee Seul-bi, who has the special ability of seeing the future of any person she touches.
Seohyun played the character Nam Hee Shin, an independence activist disguised as the head of the Railway Bureau of the Japanese Government-General of Korea who has hidden her true identity.
Seohyun has been announced to star in the upcoming films Holy Night: Demon Hunters and Seeking the King.
In 2011, Seohyun named former United Nations Secretary-General Ban Ki-moon as her life mentor and role model, stating that his book, at one point in time, had helped her endure hard times.
Seohyun was appointed as the United Nations Pavilion's ambassador at Yeosu Expo, where she was presented with the honor by Ban.
In 2020, Seohyun donated 100 million Korean won worth of feminine products to NGO Official Development Association Korea.
From 2011 to 2013, Seohyun was the official international ambassador for cosmetics brand The Face Shop.
From 2016 to 2018, Seohyun was selected as South Korean ambassador for hair care brand Pantene along with fellow member Yuri.
In 2021, Seohyun was selected as the Asia-Pacific ambassador for mid-range beauty brand Clinique.
In May 2022, Seohyun was selected as brand muse for South Korean jewelry brand TirrLirr.