Kim Si-Eun (born 2000)

Kim Si-Eun (Hangul: 김시은) is a South Korean actress born on October 29, 2000. Active primarily in television dramas, streaming series, and film, she has built a diverse filmography featuring notable supporting and guest roles across various South Korean broadcasting networks and platforms.

Promotional photograph of South Korean actress Kim Si-Eun

Early Life and Personal Details

Kim Si-Eun was born in South Korea on October 29, 2000. Standing at a height of 163 cm and possessing blood type B, she established a public profile in the South Korean entertainment industry as she transitioned from minor and younger counterpart roles into more substantial character appearances in television series and films.

Acting Career

Kim began taking on roles in television series in the late 2010s. Her early television credits include appearances such as Lee Min-Jung in the KBS2 series School 2017 (2017), alongside younger character portrayals in Bad Papa (2018) and Room No. 9 (2018).

She gained broader recognition through her recurring role as Lee Yuk-Jo in the Netflix original series Love Alarm (2019) and its subsequent second season in 2021. Throughout the early 2020s, Kim expanded her portfolio with diverse television network projects. In 2020, she appeared as Choi Soo-Jung in SBS's Nobody Knows and Cha Ba-Reun in KBS2's Homemade Love Story (2020–2021). Her subsequent television credits include tvN's thriller series Voice 4 (2021) as Kwon Saet-Byeol, JTBC's Insider (2022) as Park Ro-Sa, and MBC's fantasy drama Tomorrow (2022).

In addition to standard television series, Kim has participated in single-episode dramas and TV movies, such as KBS2's Drama Special: Modern Girl (2020) and tvN's O'PENing: Stock of High School (2022). She made her feature film debut in the movie Good Morning (2022) playing the role of Hee-Soo. Her later television work includes appearances in Coupang Play's Family Matters (2024), ENA's Dear Hyeri (2024), SBS's Would You Marry Me (2025), and tvN's Filing for Love (2026).

Filmography

Film

Good Morning (2022) – Hee-Soo

Television and Streaming Series

School 2017 (KBS2 / 2017) – Lee Min-Jung
Bad Papa (MBC / 2018) – Choi Sun-Joo (young)
Room No. 9 (tvN / 2018) – Kim Hye-Sun (young)
Love Alarm (Netflix / 2019) – Lee Yuk-Jo
Nobody Knows (SBS / 2020) – Choi Soo-Jung
Drama Special: Modern Girl (KBS2 / 2020) – Young Yi
Homemade Love Story (KBS2 / 2020–2021) – Cha Ba-Reun
Love Alarm Season 2 (Netflix / 2021) – Lee Yuk-Jo
Voice 4 (tvN / 2021) – Kwon Saet-Byeol
Insider (JTBC / 2022) – Park Ro-Sa
Tomorrow (MBC / 2022) – Gop-Dan (young) / Ryu Choi-Hui
O'PENing: Stock of High School (tvN / 2022) – Kang Yoo-Jung
Family Matters (Coupang Play / 2024) – Kwon Min-Jung
Dear Hyeri (ENA-Genie TV / 2024) – Joo Hye-Ri (teen)
Would You Marry Me (SBS / 2025) – Cha Se-Jung
Filing for Love (tvN / 2026) – Joo In-A (young)