Park Si-eun (Korean: 박시은; born August 1, 2001) is a South Korean singer and actress. After debuting as a child actress in 2014, she starred in several television series and films, winning the award for Best Young Actress at the 2018 SBS Drama Awards for her role as young Woo Seo-ri in Still 17. She was both an actor and idol trainee in JYP Entertainment, but left the company in 2019 after JYP Actors became defunct. After signing with High Up Entertainment in December 2019, she debuted as a member of the girl group STAYC in November 2020.[6][7]
^"STAYC(스테이씨) 시은". Hanryutimes (in Korean). July 3, 2021. Archived from the original on December 18, 2022. Retrieved December 18, 2022.
^ ab"스테이씨". Marie Claire Korea (in Korean). Archived from the original on December 18, 2022. Retrieved December 18, 2022.
^Hwang, Hye-jin (October 8, 2020). "하이업걸즈 측 "박남정 딸 박시은 걸그룹 6인조 확정, 11월 데뷔"(공식)" [High-Up Girls share, Park Nam-jung's daughter Park Si-eun's 6-member girl group confirmed, to debut in November]. Newsen (in Korean). Archived from the original on December 5, 2021. Retrieved October 14, 2020 – via Naver.
^Choi, Ji-eun (October 13, 2020). "'블랙아이드필승 걸그룹' STAYC, 시은·아이사 데뷔 프롤로그 공개" [Black-Eyed Pilseung's Group STAYC introduces debut videos for Sieun and Isa]. Top Daily (in Korean). Archived from the original on April 22, 2023. Retrieved October 14, 2020.