Ong Seong Wu (옹성우; or simply Seong Wu) is a South Korean singer and actor under Fantagio Music. He is best known for finishing 5th in Produce 101 Season 2 and becoming a member of Wanna One.


Mini albums

Digital singles

Collaboration singles


Television dramas

  • The Moment of 18 (JTBC, 2019)

Reality shows

Variety shows

  • Master Key (SBS, 2017)
  • Law of the Jungle (Sabah) (SBS, 2018)
  • Show! Music Core (MBC, 2018) - MC

Music video appearances


  • LUPING (2019)


  • It was revealed that him and BTOB's Yook Sung Jae are in the same class in Hanlim Multi Art School
  • During the course of Produce 101 Season 2, he became known as the "Moodmaker", due to his witty comments and actions, here is a list of some of the things he notably did:
    • Being the Slate guy
    • His expression during the dance evaluation of "Get Ugly"
    • "Jeongmal Jeongmal Jjinja Daebak Real Heol Wangjeon" which roughly translated to "Really Really Very Very Real Heol Totally"
    • Running with his bag during the Morning Wake-Up mission
  • It was revealed he trained for 8 months, if including Produce 101 Season 2, then it's exactly a year.


Main article: Ong Seong Wu/Gallery


Official links

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