Ong Seong-wu

Ong Seong-wu

Known for
Acting
Born
August 25, 1995 (age 31)
Birthplace
Incheon, South Korea

Biography

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

Photos

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Filmography

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Starlight Falls poster

Starlight Falls

Movie · as Choi Gyeong-su

2026
Cattle Run poster

Cattle Run

Movie · as Kang Jung-hun

2026
Boyfriend on Demand poster

Boyfriend on Demand

TV · as Bae Hyeon-woo · 2 eps

2026
WANNA ONE GO: Back to Base poster

WANNA ONE GO: Back to Base

TV · as Self · 12 eps

2026
Spooky in Love poster

Spooky in Love

TV · as Kang Min-hwan · 12 eps

2025
Love: Track poster

Love: Track

TV · as Ki Hyeon-ha · 1 ep

2023
Strong Girl Nam-soon poster

Strong Girl Nam-soon

TV · as Kang Hee-sik · 16 eps

2023
Jae Joong and Friends poster

Jae Joong and Friends

TV · 1 ep

2022
20th Century Girl poster

20th Century Girl

Movie · as Joseph / Poong Joon-ho

2022
Life Is Beautiful poster

Life Is Beautiful

Movie · as Park Jeong-woo

2022
Seoul Vibe poster

Seoul Vibe

Movie · as Joon-gi

2021
Would You Like a Cup of Coffee? poster

Would You Like a Cup of Coffee?

TV · as Kang Go-bi · 12 eps

2020
More Than Friends poster

More Than Friends

TV · as Lee Soo · 16 eps

2019
At Eighteen poster

At Eighteen

TV · as Choi Joon-Woo · 16 eps

2019
Traveler poster

Traveler

TV · as Self · 10 eps

2018
Wanna One World Tour One: The World in Seoul poster

Wanna One World Tour One: The World in Seoul

Movie · as Self

2018
Wanna One Comeback: I Promise You poster

Wanna One Comeback: I Promise You

TV · as Self · 1 ep

2018
Wanna One Comeback: Power of Destiny poster

Wanna One Comeback: Power of Destiny

TV · as Self · 1 ep

2018
Amazing Saturday poster

Amazing Saturday

TV · as Self · 1 ep

2018
Idol Room poster

Idol Room

TV · as Self · 1 ep

2018
Star Road poster

Star Road

TV · as Self · 24 eps

2017
Seongwoo is Alright poster

Seongwoo is Alright

Movie · as Ong Seongwoo

2017
Wanna One Comeback: Nothing Without You poster

Wanna One Comeback: Nothing Without You

TV · as Self · 1 ep

2017
Master Key poster

Master Key

TV · as Self · 8 eps

2017
Wanna City poster

Wanna City

TV · as Self · 4 eps

2017
Wanna One Go poster

Wanna One Go

TV · as Self · 21 eps

2017
Idol Fever poster

Idol Fever

TV · 10 eps

2016
Produce 101 poster

Produce 101

TV · as Self - Contestant · 11 eps

2015
Men on a Mission poster

Men on a Mission

TV · as Self · 2 eps

2011
Law of the Jungle poster

Law of the Jungle

TV · 5 eps

2011
SNL Korea poster

SNL Korea

TV · as Self · 1 ep

2010
Running Man poster

Running Man

TV · 1 ep

2009
You Hee-yeol's Sketchbook poster

You Hee-yeol's Sketchbook

TV · as Self · 1 ep

2007
Radio Star poster

Radio Star

TV · as Self · 1 ep

2005
Show! Music Core poster

Show! Music Core

TV · as Host · 2 eps