Person in history
Ong Seong-wu
Ong Seong-wu, South Korean singer and actor
Life at a glance
- Born
- 1995 · August 25
- Age this year
- 31No death recorded in our data
- Born
- 31st anniversary of their birth this year
Their story
Who they were
Ong Seong-wu 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.
Why this date
Ong Seong-wu appears on our August 25 calendar for 1995 as a birth entry.
The world when they were born
Other entries we record for 1995.
- September 7Space Shuttle Endeavour
- October 6Michel Mayor
- April 29Rungrado 1st of May Stadium
- July 5Armenia
- March 14Norman Thagard
Born the same day
Contemporaries — born the same year
- 1995JisooJanuary 3
- 1995TaeyongJuly 1
- 1995Patrick MahomesSeptember 17
- 1995Simone FontecchioDecember 9
- 1995Mario HezonjaFebruary 25
- 1995Anett KontaveitDecember 24
- 1995Glen KamaraOctober 28
- 1995Shira HaasMay 11
Sources
Cite this page
“Ong Seong-wu”, What's On This Date, https://whatsonthisdate.com/app/people/ong-seong-wu, accessed October 29, 2026.
Cite the underlying source as well — the source links above go to the record this entry is adapted from.
Questions about Ong Seong-wu
When was Ong Seong-wu born?
August 25 1995.
How old would Ong Seong-wu be today?
31 this year, based on the birth year we hold. We have no death record for them in our data, which is not proof either way.
Who else was born on August 25?
Caris LeVert, Nicki Nicole, Jaakko Ohtonen and others — the list is on this page and on the date page.
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