Ong Seong-wu

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Ong Seong-wu
Ong Seong-wu in 2019
Born (1995-08-25) August 25, 1995 (age 24)
Incheon, South Korea
Alma materDong Seoul University
  • Singer
  • actor
Years active2017–present
Musical career
Associated actsWanna One옹성우
Ong Seong Wu Signature.png

Ong Seong-wu (Hangul: 옹성우, born August 25, 1995) is a South Korean singer and actor. He is known for his participation in the survival reality show Produce 101 Season 2, where he finished in fifth place, and is a former member of the show's derivative boy group Wanna One.[1]

Early life and education[edit]

Ong Seong-wu was born in Incheon, South Korea. He then attended Hanlim Multi Art School, graduating in 2014. He subsequently graduated from Dong Seoul University as a performing arts major.[2][3]


Pre-debut: Produce 101[edit]

Ong participated in Produce 101 (season 2). In the finale, he finished in fifth place with 984,756 votes, securing him a spot as a member of Wanna One.[1] 

Prior to his participation in Produce 101, Ong had taken part in a short film project Short Film Project: Beginning. The short film, titled Seong-wu Is Alright, was released on June 19, 2017.[4][5] Additionally, he also made a special appearance on the mobile drama Idol Fever, which aired between July 7 to July 17, 2017.[6]

2017–2018: Wanna One[edit]

Ong debuted as a member of the project group Wanna One on August 7, 2017.[7] He went on to represent the group in several appearances on variety shows such as Happy Together, The Return of Superman, and Saturday Night Live Korea.[8][9][10] He also served as a special emcee on music show broadcasts for M Countdown and Inkigayo.[11][12] Ong, together with fellow group mate Kang Daniel, was cast for the pilot episode of the variety show Master Key, and was later confirmed as a fixed cast member.[13] His appearance on the show garnered positive reactions from media outlets, receiving praise for his skilful deception of his cast mates in the psychological game-style show to net the show's biggest win thus far.[14][15]

In November, Ong featured in singer Huh Gak's music video for his digital single "Only You".[16]

In February 2018, Ong was named one of the main emcees of Show! Music Core. He subsequently left his position in September 2018.[17] He also continued appearing on several variety shows. He appeared on Living Together in Empty Room with Kang Daniel and Kim Jae-hwan,[18] and also became a cast member of the reality show Law of the Jungle Sabah, which aired from July 27, 2018 to September 21, 2018.[19]

His contract with Wanna One ended on December 31, 2018, however he continued to appear with the group until its official farewell concerts on January 24–27, 2019.[20]

2019–2020: Solo activities[edit]

Upon conclusion of his activities with Wanna One, Ong embarked on his first solo fan-meeting tour, titled "Eternity", in March and April 2019.[21] On March 7, 2019, he was also named PR Ambassador of the Incheon Metropolitan City Office of Education.[22]

As part of Pepsi and Starship Entertainment's 2019 Pepsi K-Pop Collab Project, Ong released the single "Heart Sign".[23] The track was written by producers Flowblow, who penned Wanna One's hit debut single, "Energetic".[24] The music video was released on June 11, 2019.[25]

Ong made his acting debut in the latter half of the year, starring as the male lead in JTBC's youth drama At Eighteen, alongside Kim Hyang-gi and Shin Seung-ho.[26] Playing the role of transfer student Choi Jun-woo, he garnered many positive reviews for his emotive acting.[27] He went on to nab several awards for the role, including Best Rookie Award and Hallyu Star Award at the Korea Drama Awards.[28]

In January 2020, Ong is set to kick off his second solo fan-meeting tour, titled "We Belong". Beginning in South Korea on January 11, the tour spans cities in several countries including Thailand, Taiwan and the Philippines.[29] He will also appear in the second season of travel variety show, Traveler, with fellow actors Ahn Jae-hong and Kang Ha-neul. The variety show will focus on the backpacking travels of the trio in Argentina, and is slated to air in February 2020.[30] Furthermore, Ong will also make his film debut in the musical-movie, Life is Beautiful, starring Ryu Seung-ryong and Yum Jung-ah. He is set to play Ryu's younger counterpart in the film.[31]



Title Year Peak chart positions Sales Album
"We Belong" (그림자) 2020 Non-album single

Promotional singles[edit]

Title Year Peak chart positions Sales Album
"Heart Sign" (Prod. Flow Blow) 2019 Non-album single

Soundtrack Appearances[edit]

Title Year Peak chart positions Sales Album
"Our Story" (우리가 만난 이야기) 2019 At Eighteen OST Part.2



Year Title Role Notes
2017 Seong-wu Is Alright Seong-wu Short film
2020 Life Is Beautiful TBA

Television series[edit]

Year Title Role Network Notes Ref.
2017 Idol Fever Himself Naver TV Cast Special appearance (Ep. 1–2) [6]
2019 At Eighteen Choi Jun-woo JTBC Main role [26]

Variety show[edit]

Year Title Role Network Notes Ref.
2017 Produce 101 (season 2) Contestant Mnet [1]
Master Key Cast member SBS with Kang Daniel [13]
2018 Living Together in Empty Room Cast member MBC with Kang Daniel and Kim Jae-hwan [18]
Show! Music Core Co-host MBC with Kang Mi-na and Mark Lee [17]
Law of the Jungle Sabah Cast member SBS [19]
2020 Traveler (season 2) Cast-member JTBC with Ahn Jae-hong and Kang Ha-neul [30]

Awards and nominations[edit]

Year Award Category Nominated work Result Ref.
2019 12th Korea Drama Awards Best New Actor At Eighteen Won [28]
Hallyu Star Award Won
Asia Artist Awards Rookie Actor Award Won [32]
StarNews Popularity Award N/A Nominated [citation needed]
StarHub Night of Stars Most Promising Actor At Eighteen Won [citation needed]


  1. ^ a b c "'워너원', 1위 강다니엘∙2위 박지훈∙3위 이대휘∙4위 김재환∙5위 옹성우∙6위 박우진∙7위 라이관린∙8위 윤지성∙9위 황민현∙10위 배진영∙11위 하성운...12위 정세운 (프로듀스101 시즌2) - 뉴스인사이드". News Inside (in Korean). June 16, 2017. Retrieved 2017-11-27.
  2. ^ "프듀2 '옹성우' 누구? 훈훈 비주얼에 허당 매력 '옹청이'". Kookje. June 7, 2017. Retrieved 2017-11-27.
  3. ^ "'조회 수 100만' 대학교 체육대회서 비율·춤 실력 뽐낸 '프로듀스101 시즌2' 연습생". JoongAng Ilbo (in Korean). May 4, 2017. Retrieved 2017-11-27.
  4. ^ "[단편영화 프로젝트 : beginning] #6 옹성우 (Ong Seong Woo - Seong-Woo is alright)". (in Korean).
  5. ^ "'성우는 괜찮아' '프듀' 넘은 배우 옹성우의 가능성 (ft.장항준·김은희)". OSEN (in Korean). June 19, 2017. Retrieved 2017-11-27.
  6. ^ a b 최유정-김도연까지?, '아이돌 권한대행' 탄탄한 카메오, 워너원 '옹성우', (July 11, 2017). "'아이돌 권한대행' 탄탄한 카메오, 워너원 '옹성우', 최유정-김도연까지?". Seoul Economic Daily (in Korean). Retrieved 2017-11-27.CS1 maint: extra punctuation (link)
  7. ^ "[리폿@이슈] 워너원, 기다리던 데뷔 D-Day...국민기대 응답하자". TV Report (in Korean). August 7, 2017. Retrieved 2017-11-27.
  8. ^ "| '해투3' 측 "워너원 5人, 게스트 출연.. 28일 녹화" (공식)텐아시아". TenAsia (in Korean). July 24, 2017. Retrieved 2017-11-27.
  9. ^ "[공식입장] '슈돌' 측 "워너원 4人, 현재 삼촌 특집 촬영 중"". OSEN (in Korean). July 26, 2017. Retrieved 2017-11-27.
  10. ^ ""연기 도전"...'SNL9' 워너원 옹성우x박지훈, '신세계' 패러디". TV Report (in Korean). August 19, 2017. Retrieved 2017-11-27.
  11. ^ "'엠카운트다운' 옹성우X황민현, 스페셜MC 출격...뉴이스트W와 만난다". Sports Hankooki (in Korean). August 17, 2017. Retrieved 2017-11-27.
  12. ^ "[별별TV]강다니엘·옹성우, '인기가요' 스페셜MC 도전..합격점- 스타뉴스". Star News (in Korean). November 19, 2017. Retrieved 2017-11-27.
  13. ^ a b "워너원 강다니엘X옹성우, '마스터키'고정 출연...예능돌 접수 [공식입장]" (in Korean). October 16, 2017. Retrieved 2017-11-27.
  14. ^ "강다니엘 옹성우, SBS 새 예능 '마스터키' 합류". MK (in Korean). September 21, 2017. Retrieved 2017-11-27.
  15. ^ "[SS리뷰] '워너원 예능 神은 나야 나' 옹성우, '마스터키' 역사 새로 쓴 대세". 스포츠서울. 2017-11-19. Retrieved 2019-01-18.
  16. ^ "'주연 옹배우'...워너원 옹성우, 허각 '바보야' MV 완성". TV Report (in Korean). November 23, 2017.
  17. ^ a b "옹성우·미나·마크, '음악중심' 新 MC 발탁 [공식]". TV Report (in Korean). January 26, 2018.
  18. ^ a b "'빈방있음' 측 "강다니엘·옹성우·김재환·육중완, 1월 중 첫방" (공식)". Financial News (in Korean). January 2, 2018.
  19. ^ a b Kim Ah-yeon (April 19, 2018). "'정법' 측 "'워너원' 옹성우·하성운, 사바 편 출연 확정"(공식)". YTN News (in Korean). Retrieved April 19, 2018.
  20. ^ "워너원 측 "12월31일 계약종료, 1월 콘서트로 마무리"(공식입장 전문)". (in Korean). Retrieved 2019-01-18.
  21. ^ "옹성우, 첫 단독 아시아 팬미팅 투어 'Eternity' 개최". (in Korean). Retrieved 2019-03-31.
  22. ^ "그룹 '워너원' 출신 옹성우 인천교육청 홍보대사 위촉". 서울경제 (in Korean). 2019-03-07. Retrieved 2019-03-31.
  23. ^ "옹성우, 'K-POP 콜라보 프로젝트' 신곡 인트로 깜짝 공개..."청량 보컬" - 열린세상 열린방송 MBN". Retrieved 2019-06-02.
  24. ^ "옹성우, 11일 펩시X스타쉽 프로젝트 '하트 사인' 공개". Retrieved 2019-11-26.
  25. ^ "옹성우, 워너원 이후 첫 신곡! 'Heart Sign' '위로도 반한 청량 비주얼'※". Enews (in Korean). 2019-06-05. Retrieved 2019-11-26.
  26. ^ a b "Ong Seong-wu cast in JTBC drama". Korea JoongAng Daily. January 18, 2019.
  27. ^ "'열여덟의 순간' 옹성우, 연기력으로 입증한 '믿보배 DNA'". (in Korean). Retrieved 2019-11-26.
  28. ^ a b "´KDA´ 2관왕 옹성우, 양손 트로피 인증샷 "순수한 열정의 신인 배우"". (in Korean). 2019-10-03. Retrieved 2019-10-02.
  29. ^ "옹성우, 국내 첫 단독 팬미팅 포스터 공개‥WELO(위로)에 대한 애정". (in Korean). Retrieved 2019-11-26.
  30. ^ a b OSEN (2019-11-22). "[단독] '트래블러' 강하늘X안재홍X옹성우, 29일 아르헨티나 동반 출국". (in Korean). Retrieved 2019-11-26.
  31. ^ "옹성우, 뮤지컬 영화 '인생은 아름다워'로 스크린 데뷔". 뉴스핌 (in Korean). 2019-10-01. Retrieved 2019-11-26.
  32. ^ "옹성우, 'AAA' 배우 신인상 수상 "좋은 배우로 성장하겠다"". (in Korean). Retrieved 2019-11-27.

External links[edit]