Park Siwoo

Park Si-woo
Park Si-woo in 2026
Born (2001-02-05) February 5, 2001 (age 25)
Mungyeong, Gyeongsangbuk-do, South Korea
EducationHanlim Arts School
OccupationActor
Years active2019-present
Height177 cm (5 ft 10 in)
Korean name
Hangul
박시우
RRBak Siu
MRPak Siu
Websiteinuffcompany.com
Signature

Park Siwoo (Korean: 박시우; born February 5, 2001) is a South Korean actor. He is a former member of the boy group BLANK2Y in which he performed under the stage name Siwoo. In 2026, he played the role of Lee Chae-ha in the series The Prosecutor's Proposal.

Early life and education

Park Si-woo was born on February 5, 2001 in Mungyeong, Gyeongsangbuk-do, South Korea. He attended Hanlim Arts School.

Career

Park Si-woo began his entertainment career under his birth name Park Jin-yeol(박진열). In 2019, he participated in Mnet's survival show Produce x 101 as an independent trainee.

In 2021, Park participated in MBC's survival show Extreme Debut: Wild Idol.

On February 1, 2022, Park was revealed as the fourth member of BLANK2Y, a boy group formed by Keystone Entertainment. He made his debut with the group as a rapper on May 24, 2022 with their first mini-album K2Y I:Confidence[Thumbs Up]. On June 27, 2023, Keystone Entertainment announced the termination of its exclusive contracts with the group's members.

In 2024, Park participated in the iQIYI survival show Starlight Boys.

In 2026, Park was cast in the web series The Prosecutor's Proposal as Lee Chaeha, his first leading role in a series. The 10- episode series premiered on June 26, 2026. The drama reached first place on Wavve's real time drama rankings during its run.

In May 2026, Park established INUFF Company, a creative company where he serves as the CEO while continuing his career as an actor.

Park was named an honorary ambassador for Mungyeong, his hometown, at the closing ceremony of the 2026 Mungyeong Tea Bowl Festival.

In 2026, Park expanded his activities into fashion. In September, he made his first appearance at Milan Fashion Week, where he attended the MM6 Maison Margiela and Marni shows. In October, he attended the Lanvin and Valentino shows at Paris Fashion Week.

Filmography

Television shows

Year Title Role Notes
2019 Produce X 101 Contestant Eliminated
2021 Extreme Debut: Wild Idol Contestant Eliminated
2024 Starlight Boys Contestant Eliminated

Web series

Year Title Role Notes Ref.
2021 I:LOVE:DM Park Siwoo Main role
2025 Thundercloud Rainstorm Young Seo Jeong-han Supporting role
2026 Expo, Magic Hour Lee Joo-han Main role
2026 The Prosecutor's Proposal Lee Chae-ha Main role

References

  1. ↑ www.tenasia.co.kr, Digital (2020-02-07). "[TEN PHOTO]박진열 졸업 후에도 지켜봐 주세요". 텐아시아 (in Korean). Retrieved 2026-10-06.
  2. ↑ "박진열, 국민프로듀서님들 저 뽑아주실꺼죠? (프로듀스 X 101)". 빅데이터뉴스 (in Korean). 2019-04-30. Retrieved 2026-10-06.
  3. ↑ "'프듀X'·'야생돌' 출신 박시우, 블랭키로 데뷔한다 : 네이트 연예". 모바일 네이트 뉴스 (in Korean). Retrieved 2026-10-06.
  4. ↑ 김나영 (2022-02-02). "블랭키, 4번째 히든 키는 박시우…'프듀X'·'야생돌' 출신". 매일경제 (in Korean). Retrieved 2026-10-06.
  5. ↑ "Nine-member boy band BLANK2Y debuts with some familiar faces". m.entertain.naver.com (in Korean). Retrieved 2026-10-06.
  6. ↑ Shawn (2023-06-27). "BLANK2Y : Une fin en pleine ascension". KSTATION TV (in French). Retrieved 2026-10-06.
  7. ↑ ""เป็นต่อ จีรภัทร" ตัวท็อปวงการ T-pop เข้าร่วมรายการ "Starlight Boys" พร้อมน้องใหม่ร่วมค่าย | daradaily". www.daradaily.com. 2024-09-30. Retrieved 2026-10-13.
  8. ↑ 기자, 손봉석 (2026-06-04). "웨이브 기대작 '검사실의 제안', 김윤식·박시우 주연 확정". 스포츠경향 (in Korean). Retrieved 2026-10-06.
  9. ↑ 기자, 손봉석 (2026-07-21). "BL 드라마 '검사실의 제안' 국내 넘어 글로벌 시청자들 뜨거운 사랑 받으며 흥행 돌풍". 스포츠경향 (in Korean). Retrieved 2026-10-13.
  10. ↑ "박시우, 크리에이티브 컴퍼니 '이너프' 설립..주체적 행보". m.entertain.naver.com (in Korean). Retrieved 2026-10-06.
  11. ↑ Bong-Seok, By Son (2026-05-11). "Actor Park Si-woo appointed as Mungyeong City honorary ambassador". Sports Kyunghyang. Retrieved 2026-10-06.
  12. ↑ "박시우, 밀라노 홀린 '잘생쁨'…MM6·마르니도 주목". m.entertain.naver.com (in Korean). Retrieved 2026-10-06.
  13. ↑ "박시우, '악마는 프라다를 입는다' 실제 모델 안나 원투어 조우". m.entertain.naver.com (in Korean). Retrieved 2026-10-06.
  14. ↑ OSEN (2025-11-17). "Park Si-woo Leads Short-Form 'Expo, Magic Hour'". The Chosun Daily (in Korean). Retrieved 2026-10-07.
  15. ↑ haesun, Han (2026-06-04). "'INUFF Company' Established: Park Si-woo Cast as Lead in Wavve's 'The Prosecutor's Proposal'". STARNEWS. Retrieved 2026-10-07.