Sieun
Biography
Park Sieun, also known by her stage name Park Sieun, is a South Korean actress and singer born in Seoul, South Korea on August 1, 2001. She is a member of the girl group STAYC, having debuted with the group in November 2020 under High Up Entertainment. Prior to her debut with STAYC, she signed a contract with JYP Entertainment on January 18, 2017, before eventually leaving the agency. Her acting career began in 2014 when she appeared as one of the main characters in the children's television series Pluto Secret Society. She is also known as the daughter of singer Park Nam Jung.
Career overview
Park Sieun, also known by the stage name Park Sieun and born in Seoul, South Korea, is a South Korean actress and singer. She is the daughter of singer Park Nam Jung. Her career encompasses work in both television and music.
Park made her acting debut in 2014, appearing as one of the main characters in the children's television series Pluto Secret Society. On January 18, 2017, an announcement revealed that she had signed a contract with JYP Entertainment. After eventually leaving JYP Entertainment, she joined High Up Entertainment.
Following her signing with High Up Entertainment, she debuted as a member of the girl group STAYC in November 2020. She continues her career as both a member of the music group STAYC and an actress.
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Frequent co-stars
Career timeline
Full Filmography
37 titles- KPOPPED (2025) as Self
- Table Tales (2025)
- STAYC: [STAY TUNED TOUR] (2025) as Self
- Inspector (2024) as Self
- Make Mate 1 (2024) as Special C Mate
- STAYC 1st World Tour [TEENFRESH] in Seoul (2024) as Self
- STAYC's Secret in Busan (2023) as Self
- Idol Complaint Manager HUR (2023) as Self
- PANGPANG STAYC (2023)
- Just an Excuse (2022) as Self
- Lee Mujin Service (2022) as Guest
- IDOL 1N2D (2022)
- Show!terview with Sunmi (2022) as Self
- Blue Dragon Series Awards (2022) as Self
- STAYCation (2021) as Self
- STAYC (2020) as Self
- Mystic Pop-up Bar (2020) as Young Wol-joo
- Do You Like Brahms? (2020) as 조수안
- The Crowned Clown (2019) as Choi Kye Hwan
- Everything and Nothing (2019) as An Seo-yeon
- Still 17 (2018) as Woo Seo-Ri (young)
- Queen For Seven Days (2017) as Shin Chae-Kyung (young)
- Queen For Seven Days (2017) as Chae Kyung
- Just Between Lovers (2017) as Ha Moon-Soo (young)
- Criminal Minds (2017) as Han Ji-Eun
- Signal (2016) as Oh Eun-ji
- The Good Wife (2016) as Lee Seo-Yeon
- Men on a Mission (2015)
- Men on a Mission (2015) as Sieun
- Mystery Music Show: King of Mask Singer (2015) as Self - Panelist
- Six Flying Dragons (2015) as Yeon-hee (young)
- Rad Science (2015) as Jennie
- Love Forecast (2015) as Joon-hee
- Pride and Prejudice (2014) as Han Yeol-mu (young)
- Pluto Squad (2014) as Jin Sun Mi
- Daddy's Sorry (2012) as Hye-Ri
- Weekly Idol (2011) as Sieun
Frequently Asked Questions
What movies or TV shows is Sieun best known for?
Sieun is widely recognized for notable roles and projects including Just an Excuse (2022), Lee Mujin Service (2022), IDOL 1N2D (2022), STAYC (2020).
When and where was Sieun born?
Sieun was born on August 1, 2001 in Seoul, South Korea.
How many credits does Sieun have?
Sieun has accumulated over 37 film and television credits across a career spanning from 2011 to 2025.
What is Sieun's background in cinema and television?
Park Sieun, also known by her stage name Park Sieun, is a South Korean actress and singer born in Seoul, South Korea on August 1, 2001. She is a member of the girl group STAYC, having debuted with the group in November 2020 under High Up Entertainment. Prior to her debut with STAYC, she signed a contract with JYP Enter...
Sieun by the numbers
Age in their best-rated roles
- Just an Excuse (2022) as Self — aged about 20
- Lee Mujin Service (2022) as Guest — aged about 20
- Signal (2016) as Oh Eun-ji — aged about 14
- Mystic Pop-up Bar (2020) as Young Wol-joo — aged about 18
- Still 17 (2018) as Woo Seo-Ri (young) — aged about 16
- Men on a Mission (2015) — aged about 13
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