Boo Seung-kwan (; born January 16, 1998), known mononymously as Seungkwan, is a South Korean singer. Managed by Pledis Entertainment, he is a member of the South Korean boy band Seventeen, its vocal team, and the subunit BSS alongside Hoshi and DK.
Apart from his group's activities, Seungkwan is known as an entertainment figure for his active participation in Korean variety shows such as Unexpected Q, Prison Life of Fools, and The Devil's Plan. Seungkwan has also released a number of OSTs that have been commercially successful in South Korea.
Early life Boo Seung-kwan was born in Busan, South Korea on January 16, 1998, but raised in Jeju, South Korea. Growing up, he participated in children's songs festivals held at his school, where a teacher recorded him singing and posted it online. The video later led to Seungkwan being cast at Pledis Entertainment in June 2012. At the age of 15, Seungkwan moved from Jeju to Seoul, where he attended Seoul Broadcasting High School and graduated in 2016.
Career 2015–present: Seventeen, solo and sub-unit activities
Seungkwan debuted as a member of the South Korean boy band, Seventeen with the extended play 17 Carat on May 26, 2015. In 2018, he released the single "Kind of Love" for the soundtrack of the series Mother. The song portrays a sorrowful love story with an acoustic sound.
Alongside bandmates Hoshi and DK, Seungkwan created a subunit of Seventeen called BSS, or BooSeokSoon, a common nickname for the three members together. The group released their debut single "Just Do It" on March 21. That same year, Seungkwan was cast in the talk show Unexpected Q. He was awarded the "Rookie (Music and Talk)" award at the 2018 MBC Entertainment Awards.
In 2019, Seungkwan was cast in Prison Life of Fools and in the talk show Five Cranky Brothers. On September 7, 2020, Seungkwan released the single "Go" for the soundtrack of the series Record of Youth. On January 29, 2021, Seungkwan participated in the soundtrack for the series Lovestruck in the City with a song titled "The Reason".
In 2021, Seungkwan was cast in the SM C&C television show Job Dongsan, alongside Kang Ho-dong and Super Junior's Eunhyuk, and in TVING's Idol Dictation Contest. Later, he appeared on tvN's new badminton television show Racket Boys, alongside Olympic champion Oh Sang-uk, Jang Sung-kyu, Yang Se-chan among others.
In January 2022, he was awarded the "Male Idol Entertainer" award at the 2022 Korea First Brand Awards, having been nominated in an earlier year. In September, he released a cover of Harry Styles' "As It Was" as an exclusive for Spotify Singles. In July 2023, Seungkwan went on a health-related hiatus and returned to activities in September that year ahead of the release of Seventeenth Heaven. In September 2023, the Netflix reality show The Devil's Plan was released, with Seungkwan having filmed it prior to his hiatus.
In February 2024, Seungkwan released his first solo single titled "Dandelion". In March he went on to release "Lonely Stars" for the Astra: Knights of Veda OST. On November 19, 2024, Seungkwan was made an honorary ambassador for Jeju Island, his hometown.
In February 2025, he released "Somewhere in this Universe" for the OST of When the Stars Gossip. On May 17, as a long-time volleyball fan, Seungkwan was featured as a guest commentator for Kim Yeon-koung's final volleyball match, titled "KYK Invitational". In September 2025, it was announced that Seungkwan joined Kim for MBC's new variety show The Wonder Coach, as team manager.
In January 2026, he and DK debuted as DK X Seungkwan with EP titled Serenade.
Other ventures Fashion and endorsements In May 2022, Seungkwan, alongside bandmate Joshua, was announced as a model for Laneige's "Neo Cushion" line. In June 2023, Seungkwan began working with South Korean ice cream brand Bravo Cone from Haitai Confectionery. In May 2025, table tennis athlete Shin Yu-bin joined Seungkwan in a commercial for the brand.
In March 2024, he was announced as the muse of South Korean skincare brand FoRest. In September 2024, Seungkwan attended French fashion brand Louboutin's Spring/Summer 2025 show at Paris Fashion Week. He then collaborated with South Korean clothing brand Phyps for the same season, featuring in a pictorial that launched in February 2025.
Filmography Television shows Year Title Role 2018 Unexpected Q Cast member 2019 Prison Life of Fools Five Cranky Brothers 2021 Job Dongsan (Job Estate) Racket Boys 2025 Wonder Coach Team manager
Web shows Year Title Role 2021 Idol Dictation Contest Cast member 2023 The Devil's Plan 2025–present Bi-Ba-Boo () Host
Discography
Singles + List of singles, showing year released, chart positions, and album name Title Year Peak chart positions Album KORPeaks on the Circle Digital Chart: "Is It Still Beautiful": "Dandelion": "Dandelion" () 2024 190
Other charted songs Title Year Peak chart positions AlbumKORPeak chart positions on Circle Digital Chart: "Raindrops" 2025 99 Happy Burstday
Soundtrack appearances Title Year Peak chart positions Album KOR KOR HotPeak chart positions on Billboard K-pop 100:* "Is It Still Beautiful": JPNHotPeak positions on the Billboard Japan Hot 100: "Betting": "How Love Is" ()2016———Duet Song Festival 11th "With You" ()2018———Mask Singer 135th "Sorry" ()———Mask Singer 136th "Kind of Love" — — — Mother OST "Go" 2020 — — — Record of Youth OST "Reason" 2021 — — — Lovestruck in the City OST "Is It Still Beautiful" () 25 22 — Hospital Playlist OST "Pit a Pat" 2022 — — — Link: Eat, Love, Kill OST "Betting" 2023 — — 31 OST "Still You" — — — Dr. Romantic Season 3 OST "The Moment You Arrive" — — — Tell Me That You Love Me OST "Lonely Stars" 2024 — — — OST "See the World"———Asia OST"Somewhere in this Universe"2025———When the Stars Gossip OST "—" denotes releases that did not chart or were not released in that region.
Composition credits All credits are adapted from the Korea Music Copyright Association unless stated otherwise. +YearArtistSongAlbumLyricsMusic CreditedWithCreditedWith2016Seventeen"Pretty U" (Love & Letter"Still Lonely" ("Say Yes""Drift Away" ("Adore U" ("No F.U.N"Love & Letter Repackage Album2017"Clap" (Teen, Age "Flower""Campfire" (2018We Gonna Make It Shine2019"Home"You Made My Dawn"Lucky"An Ode2020"Home;Run"Semicolon "Do Re Mi" ("All My Love"2023BSS"Fighting" (Second Wind "Lunch""7PM" ( 2024SeungkwanDandelion ()2025BSS"CBZ (Prime Time)" (Teleparty "Happy Alone""Love Song" (Seventeen"Raindrops"Happy Burstday
Awards and nominations
+ Name of the award ceremony, year presented, category, nominee of the award, and the result of the nomination Award ceremony Year Category Nominee/Work Result Korea First Brand Awards 2019 Male Idol Entertainer Boo Seung-kwan 2022 MBC Entertainment Awards 2018 Rookie Award (Music and Talk) King of Mask Singer, Unexpected Q 2025 Hot Issue Award Wonder Coach
Notes
References
External links