Siwon
시원 · 최시원 (Choi Si-won) · David Joseph Choi
Choi Si-won — Sub Vocalist · Visual · Center
July 4, 1986 Korean 183 cm 65 kg Type B ENTJ Aries
Choi Si-won, known simply as Siwon, is the visual and sub-vocalist of Super Junior, one of K-pop's most influential second-generation boy groups. Since debuting in 2005, Siwon has built a career spanning music, television, and film, becoming one of the most recognizable Hallyu stars across Asia. Standing at 183 cm, he is Super Junior's tallest member and has long been celebrated for his visual, his warm personality, and his devout Christian faith. Alongside his group activities in Super Junior, Super Junior-M, and Super Junior-L.S.S., Siwon has starred in popular Korean dramas including Oh! My Lady, Athena: Goddess of War, She Was Pretty, and My Fellow Citizens!, along with Chinese blockbusters like Dragon Blade. His acting range and steady screen presence have earned him multiple honors, including the Asia Artist Awards' Best Icon Award. Off-screen, Siwon is widely known for his humanitarian work as a UNICEF ambassador for East Asia and the Pacific, a role that reflects his long-standing commitment to children's welfare campaigns. He completed his mandatory military service as a conscripted policeman between 2015 and 2017 before returning to a busy slate of dramas, films, and Super Junior comebacks. Fans of Super Junior, known as E.L.F., continue to follow Siwon's journey through group tours like Super Show and his individual acting projects. With nearly two decades in the industry, Siwon remains a defining figure of K-pop's Hallyu Wave era, admired for his versatility as an idol, actor, and public figure.
Story
Biography
Siwon, born Choi Si-won on April 7, 1986, in Seoul, South Korea, is a singer, actor, and model best known as the visual and sub-vocalist of the K-pop boy group Super Junior. He was scouted by SM Entertainment at age 16 and debuted with the group’s original twelve-member line-up, Super Junior 05, on November 6, 2005.
Beyond Super Junior, Siwon is also a member of the Mandopop sub-unit Super Junior-M and, since 2023, the trio Super Junior-L.S.S. alongside Leeteuk and Shindong. He has built a substantial acting career in Korean dramas such as Oh! My Lady, Athena: Goddess of War, Poseidon, She Was Pretty, My Fellow Citizens!, and Bloodhounds, as well as Chinese-language films including Dragon Blade and Helios.
Siwon completed his mandatory military service as a conscripted policeman from November 2015 to August 2017. He has been a long-time UNICEF ambassador, was named to Forbes’ ’30 Under 30 Asia’ list, and is known among fans for his devout Christian faith, his fluency in English and Chinese, and his standing as the tallest member of Super Junior at 183 cm.
Profile
Basic Information
| Stage Name | Siwon |
| Full Birth Name | Choi Si-won (최시원) |
| Date of Birth | April 7, 1986 |
| Birthplace | Seoul, South Korea |
| Hometown | Seoul, South Korea |
| Nationality | Korean |
| Height | 183 cm (6'0") |
| Weight | 65 kg (143 lbs) |
| Blood Type | B |
| Zodiac Sign | Aries |
| MBTI | ENTJ |
| Education | Apgujeong High School; Inha University (Theatre & Film) |
| Agency | SM Entertainment / Label SJ |
| Debut | November 6, 2005 (Super Junior, "Twins") |
| Languages | Korean, English, Mandarin Chinese |
| Nicknames | Horse (뛰는 말) |
| Hobbies | Taekwondo, singing, drumming, Bible study |
| Favorite Color | Not officially confirmed |
| Ideal Type | Not officially confirmed |
Membership
Groups & Positions
Super Junior
SM Entertainment / Label SJ
Sub Vocalist Visual Center
November 2005 – Present
Super Junior-M
SM Entertainment
April 2008 – Present (hiatus)
Super Junior-L.S.S.
SM Entertainment / Label SJ
July 2023 – Present
The Lineup
Group Members — Super Junior
Leeteuk
Leader · Vocalist · Rapper
Heechul
Vocalist · Rapper
Yesung
Main Vocalist
Shindong
Lead Dancer · Sub Rapper · Sub Vocalist
Eunhyuk
Lead Dancer · Sub Vocalist · MC
Sungmin
Lead Vocalist · Lead Dancer (on hiatus since 2025)
Donghae
Lead Vocalist · Lead Dancer · Sub Rapper
Siwon
Sub Vocalist · Visual · Center
This Idol
Ryeowook
Main Vocalist
Kyuhyun
Main Vocalist · Maknae
Han Geng
Lead Dancer · Sub Vocalist (China, left group 2009)
Kangin
Lead Vocalist (left group 2019)
Kibum
Lead Rapper · Sub Vocalist · Face of the Group (departed 2015)
Journey
Career Timeline
2005
Debuts with Super Junior
Debuts as one of the original 12 members of Super Junior 05 on Inkigayo, performing "Twins (Knock Out)."
2008
Joins Super Junior-M
Becomes part of the Mandopop sub-unit Super Junior-M, expanding activities into the Chinese-language market.
2010
Stars in Oh! My Lady & Athena
Takes lead roles in the SBS drama Oh! My Lady and the spy series Athena: Goddess of War, boosting his acting profile.
2015
Enlists for military service
Enlists as a conscripted policeman on November 19, 2015, serving with the Seoul Metropolitan Police Agency.
2017
Discharged; returns to acting
Discharged on August 18, 2017, and returns to screens in the drama Revolutionary Love.
2019
Named UNICEF regional ambassador
Appointed UNICEF East Asia and Pacific Regional Ambassador in recognition of his charity work.
2023
Debuts in sub-unit Super Junior-L.S.S.
Forms the sub-unit Super Junior-L.S.S. with Leeteuk and Shindong, releasing a Japanese single before an official Korean debut.
2025
Releases Super Junior25 with the group
Promotes Super Junior's 13th studio album Super Junior25 for the group's 20th anniversary era.
Music
Discography
🎵
Worthless (Oh! My Lady OST)
OST Single
2010
🎵
You're the Only One (She Was Pretty OST)
OST Single
2015
🎵
Nobody but You (Work Later, Drink Now OST)
OST Single
2021
💜
Super Junior 05 (Twins)
Studio Album
2005
💜
Don't Don
Studio Album
2007
💜
Sorry, Sorry
Studio Album
2009
💜
Bonamana
Studio Album
2010
💜
Mr. Simple
Studio Album
2011
💜
Sexy, Free & Single
Studio Album
2012
💜
Mamacita
Studio Album
2014
💜
Devil
Studio Album
2015
💜
Play
Studio Album
2017
💜
Time Slip
Studio Album
2019
💜
The Renaissance
Studio Album
2021
💜
The Road
Studio Album
2023
💜
Super Junior25
Studio Album
2025
🎧
Twins (Knock Out)
Single
2005
🎧
U
Single
2006
🎧
It's You
Single
2009
🎧
No Other
Single
2010
🎧
A-Cha
Single
2011
🎧
Spy
Single
2012
🎧
One More Time
Single
2018
🎧
House Party
Single
2021
🎧
Express Mode
Single
2025
Recognition
Awards & Achievements
Best Icon Award (Television) – My Fellow Citizens!
Asia Artist Awards (2019)
2019
New Wave Award (Actor) – Love Is for Suckers
Asia Artist Awards (2022)
2022
Best Acting Performance
Asia Artist Awards (2022)
2022
Excellence Award, Actor in a Mid-length Drama – My Fellow Citizens!
KBS Drama Awards (2019)
2019
Most Prominent Korean Artist
Indonesian Television Awards (2020)
2020
New Star Award – Oh! My Lady
SBS Drama Awards (2010)
2010
Did You Know?
Trivia & Fun Facts ✨
★
Born on April 7, 1986, in Seoul, but his parents didn't register his birth until February 10, 1987, so his legal birthdate differs from his actual one.
★
His father was formerly CEO of pharmaceutical company Boryung Medience, making Siwon one of the wealthier members of Super Junior.
★
Has a younger sister named Ji-won.
★
Was scouted by an SM Entertainment talent agent at age 16 while waiting for friends outside his high school.
★
Graduated from Inha University in February 2012 with a degree in Theatre and Film, alongside fellow member Ryeowook.
★
Speaks fluent English and Mandarin Chinese, having spent part of his childhood in China.
★
Is Super Junior's tallest member at 183 cm.
★
A devout Protestant Christian who has said he would like to become a missionary someday.
★
Enlisted as a conscripted policeman on November 19, 2015, and was discharged on August 18, 2017.
★
Served as UNICEF Korea's special representative from 2015, later becoming UNICEF's East Asia and Pacific regional ambassador in 2019.
★
Was one of the first two K-pop idols, alongside Psy, to attend the Met Gala, in 2013.
★
Became the first Korean celebrity to reach 5 million Twitter followers, in October 2015.
★
Was featured on Chinese postage stamps in 2008 alongside his Super Junior-M members, a first for Korean singers.
★
Named to Forbes' "30 Under 30 Asia" list in 2016.
★
Has a wax figure at Madame Tussauds Hong Kong, unveiled in November 2015.
★
Is a brand representative for Audi Korea and was chosen as Piaget's youngest Asian model in 2015.
★
Made his acting debut in the Hong Kong film A Battle of Wits in 2006, earning praise from co-star Andy Lau.
★
Starred opposite Jackie Chan in the 2015 Hong Kong-China film Dragon Blade.
★
Won Best Supporting Actor honors for his comedic role in the 2015 drama She Was Pretty.
★
Formed the sub-unit Super Junior-L.S.S. with members Leeteuk and Shindong in 2023.
★
Enjoys taekwondo, drumming, and reading the newspaper every morning.
★
Always carries lip balm before performances, saying he feels off without it.
★
Nicknamed "Horse" by fans, partly tied to his Chinese zodiac sign.
★
Public and vocal about his Christian faith, frequently sharing Bible verses on social media.
★
Attended Apgujeong High School before debuting with Super Junior.
The Fandom
Fan Club & Fan Name 💜
Official Fan Name
E.L.F.
E.L.F. (Ever Lasting Friends) is Super Junior's official global fanclub, launched on May 31, 2006. The name reflects the bond between the members and fans, chosen to represent a friendship meant to last forever, through every era and every line-up change.
Official Fan Color
Pearl Sapphire Blue
Pearl Sapphire Blue is Super Junior's official fandom color, symbolizing loyalty, trust, and the long-lasting connection between the group and E.L.F. It lights up every Super Show concert in a sea of blue.
Official Light Stick
Super Wand (Super Bong)
Revealed in November 2018 for Super Junior's 13th anniversary, the Super Wand glows in the group's signature Pearl Sapphire Blue and bears the 'SJ' logo. A special edition version was teased in July 2025.
Fan Community Platform
Bubble / Official SNS
Members connect with E.L.F. through Label SJ's Bubble messaging platform as well as Super Junior's official Instagram, X (Twitter), YouTube, Weibo, and Facebook accounts.
Stay Connected
Social Media
Photos
Gallery 📷
