Park Si-eun (Korean: 박시은; born August 1, 2001) is a South Korean singer and actress. She is known as a child actress, She won Best Young Actress at the 2018 SBS Drama Awards for her role as young Woo Seo-ri in Still 17. After signing with High Up Entertainment, she debuted as a member of the girl group StayC in November 2020.[5][6]
^Hwang, Hyejin (October 8, 2020). "하이업걸즈 측 "박남정 딸 박시은 걸그룹 6인조 확정, 11월 데뷔"(공식)" [High-Up Girls shares, Park Nam-jung's daughter Park Si-eun's 6-member girl group confirmed, to debut in November]. Naver (in Korean). Retrieved October 14, 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). October 13, 2020. Retrieved October 14, 2020.
^Lee, Jihyun (January 1, 2019). [SBS 연기대상] 감우성·김선아, 공동 대상..베스트 커플상까지(종합) [[SBS Drama Awards] Gam Woo-sung, Kim Sun-ah, co- grand prize.. Best Couple Award (Comprehensive)]. News1 (in Korean). Archived from the original on December 31, 2018. Retrieved June 26, 2020.