Seo Joo-hyun (born June 28, 1991), who uses the stage name Seohyun, is a South Korean idol singer, dancer, actress, and spokesmodel. She is the maknae, or youngest member, of the girl group Girls' Generation.
She was appointed by the Seoul Metropolitan Office as their goodwill ambassador for student fitness. Also, Seohyun was appointed as one of the UNICEF envoys on the 11th at Changseong-Dong, Seoul. This is a notable feat, as only those who have a respectable reputation are appointed as goodwill representatives. On May 2012, Seohyun was appointed as the Goodwill Ambassador for the UN 2012 Yeosu Expo.
Seohyun was born on June 28, 1991, in Seoul, South Korea. She is an only child. SM scouts spotted Seohyun as she walked on the street and offered to let her become an apprentice at the SM Academy. She is known for singing children's songs for her audition unlike other applicants who usually sing pop and dance songs.
She attended Seoul Middle School and Daeyoung High School, then transferred to Jeonju Arts High School, from which she graduated on February 9, 2010 and currently attends Dongguk University with her fellow member, Yoona. Seohyun's major is acting.
She has been taking lessons on jazz piano.
Seohyun also knows fluent Japanese with fellow member Sooyoung, and some Chinese, along with group member Hyoyeon.
Seohyun was casted by SM Entertainment in 2003. In 2007, she was chosen as a member of the group Girls' Generation. The 9-member girl group debuted on August 5, 2007.
SM Town released the Girls Generation Subunit Album with song title, "Twinkle" and the artists are Taeyeon, Tiffany and Seohyun. The full-audio of the "Twinkle" album was made available on iTunes on April 29, 2012 and the MV was released on April 30, 2012
Seohyun released various singles with Jessica and Tiffany — the first called "Oppa Nappa" (Bad Older Brother) and the second titled "Mabinogi (It's Fantastic!)", a theme song for a video game.
On February 17, 2009, Seohyun sang a duet with trot Joo Hyun-mi (feat. Davichi) called "JjaRaJaJja". The song earned a nomination from the 2009 M.net Asian Music Awards for Trot Music of the Year.
She sang the song "S.E.O.U.L." with Super Junior's Kyuhyun, Ryeowook, Sungmin and Donghae and fellow Girls' Generation members Taeyeon, Jessica, Sooyoung and Sunny. Super Junior's Siwon, Leeteuk, Shindong, Eunhyuk and Yesung also appeared in the music video uploaded in SM entertainment's Youtube account.
She also sang the song for Caribbean Bay with her fellow members Taeyeon, Jessica, Tiffany, Sunny with 2PM; featured with Yoona, Yuri, and 2PM in the music video.
She sang a song in the official soundtrack of a MBC drama, Kim Soo Ro entitled, "It's Okay Even If It Hurts". It was heard on its 6th episode as the final song. The single was released on June 25, 2010.
She has done a special duet performance in the SMTown Live '10 World Tour with Super Junior's Kyuhyun entitled "Call My Heart Out". In SMTown Live in Paris, she has done another special duet performance with Super Junior's Kyuhyun entitled "Way Back Into Love".
On August 29, 2010, Seohyun joined her on-screen husband Jung Yong Hwa on stage, and the couple had a dual stage performing Girls' Generation’s "Run Devil Run" and C.N.Blue’s "Love Light" in the Incheon Korean Music Wave 2010. The concert was shown September 4, on MBC's Show! Music Core.
In October 2010, Seohyun was one of the twenty idols from different South Korean groups that recorded the song, "Let's Go", for the purpose of increasing public participation in the 2010 G-20 Seoul summit. She provided vocals along with labelmates Sungmin, Jonghyun and Luna.
She has also featured in SBS’s 2010 Gayo Daejun special maknaes (youngest members) performance of Britney Spears' "Circus".
In 2011, she was a featured artist in TVXQ's fifth studio album, Keep Your Head Down with the song "Journey". Also, the song is for the OST of Paradise Ranch.
On 20 August 2011, she performed the song "For First Time Lovers" together with Jung Yong Hwa of CN Blue at the K-Pop All Star LIVE in Niigata as a special duet stage.
On October 11, Seohyun released a digital single "Dreams Comes True" together with Donghae for 2011 Asia Song Festival. This is a project by UNICEF, the profit will be donated for East Africa . Seohyun and Donghae will sing the theme song on 15 October at the 8th Asia Song Festival.
On the October 25, 2011, Seohyun released a digital single together with Kim Hyun Joong entitled "The Magic of Yellow Ribbon", which is a theme song of a commercial The Face Shop.
On February 13, 2012, Seohyun and Brown Eyes' singer Yoon Gun released a duet called "Don't Say No".
On April 16, 2012, Seohyun sang for the part 3 of the OST of the SBS drama entitled Fashion King, starring fellow Girls' Generation member Kwon Yuri with the song entitled "I'll Be Waiting".
Seohyun first modeled with TVXQ for the 2004 Smart Uniform modeling show. She has also taken part in editorials for various magazines, including Vogue Korea.
She and fellow members Sooyoung and Yuri had a photoshoot for QTV's Photographer Audition Survival program Photographer. The photoshoot was entitled "Dreaming Water" and was a joint campaign by Cosmopolitan Magazine and UNICEF to promote the preservation of water for a clean environment.
On March 29, 2010, along with Taeyeon, Yuri, Yoona, and Sooyoung, was hired by Nintendo Korea as campaign models for the portable game console, Nintendo DSi.
She had a photoshoot with famous South Korean photographer Park Ji-hyuk, who has had photoshoots with other famous k-pop acts such as Lee Hyori.
In March, Seohyun and f(x) member Krystal collaborated to film a CF for Clean and Clear. In late April 2010, she with fellow members Yuri and Yoona, 2PM members Nichkhun, Taecyeon and Chansung had a commercial for an upcoming commercial for Everland's Caribbean Bay. The commercial was released in mid-May. She appeared on the single cover of her label-mate TRAX wearing a wedding dress. She also appeared in TRAX's single "Oh! My Goddess" music video, which was released on September 6, 2010.
In 2011, the members of Girls' Generation competed with their own covers on Marie Claire magazine. The edition with Seohyun's cover was sold out in just a few minutes after its release and was the first to be sold-out. In September 2011, it was announced that Seohyun will be the newest model for The Face Shop and had shot CF with Kim Hyun-joong. Recently she and the rest of Girls' Generation members posed for fashion brand J. Estina.
Apart from her appearances with other Girls' Generation members on various shows, she was partnered with singer and actor Jung Yong Hwa, who is the leader of the idol band CN Blue, as a virtually wed couple, YongSeo Couple, for MBC's TV show We Got Married. YongSeo Couple first met on 11 February 2010, filmed their final episode on White Day, 14 March 2011, and left the show on April 2, 2011, when their final episode aired. During an episode of the TV show, Juri Ueno, a Japanese actress, made an appearance.
Seohyun, along with fellow Girls' Generation members Tiffany and Taeyeon, is an MC on MBC's Show! Music Core from February 4, 2012.
In May 2010, it was revealed that Seohyun and Taeyeon were cast as voice actors for the Korean version for the 3D animation Despicable Me. Seohyun dubbed the character Edith, while Taeyeon's role was Edith's older sister Margo.