
Acting · 30 years old
Incheon, South Korea
Ong Seong-wu (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. Following Wanna One's disbandment, Ong made his acting debut with the drama At Eighteen (2019) directed by Shim Na-yeon. He also established his career as a solo artist with the release of his first extended play, Layers, on March 25, 2020.

Idol Room
Self

Master Key
Self

Running Man

SNL Korea
Self

Traveler
Self

Boyfriend on Demand
Bae Hyeon-woo

20th Century Girl
Joseph / Poong Joon-ho

Seongwoo is Alright
Ong Seongwoo

Wanna One Go
Self

Strong Girl Nam-soon
Kang Hee-sik

Amazing Saturday
Self

Men on a Mission
Self

Show! Music Core
Host

Life Is Beautiful
Park Jeong-woo

At Eighteen
Choi Joon-Woo

Produce 101
Self - Contestant

Produce 101
Self

Seoul Vibe
Joon-gi

Would You Like a Cup of Coffee?
Kang Go-bi

You Hee-yeol's Sketchbook
Self