
Ong Seong-wu
Acting
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.
Known For

Running Man
2010 · tv

Men on a Mission
2015 · tv

Amazing Saturday
2018 · tv

You Hee-yeol's Sketchbook
2009 · tv

Law of the Jungle
2011 · tv

SNL Korea
2011 · tv

Boyfriend on Demand
2026 · tv

Idol Room
2018 · tv

Show! Music Core
2005 · tv

20th Century Girl
2022 · movie

Strong Girl Nam-soon
2023 · tv

Star Road
2018 · tv

Produce 101
2016 · tv

At Eighteen
2019 · tv

Master Key
2017 · tv

Would You Like a Cup of Coffee?
2021 · tv

Seoul Vibe
2022 · movie

Love: Track
2025 · tv

More Than Friends
2020 · tv

Idol Fever
2017 · tv

Traveler
2019 · tv

Life Is Beautiful
2022 · movie

Cattle Run
· movie

Starlight Falls
· movie

Wanna One Go
2017 · tv

Wanna City
2017 · tv

워너원 COMEBACK
2018 · tv

Wanna One 컴백 쇼 POWER OF DESTINY
2018 · tv

COMEBACK WANNA ONE : Nothing Without You
2017 · tv

Wanna One World Tour One: The World in Seoul
2018 · movie