Lee Joo-won Filmography
| 2024 | Queen of Tears (TV Series) · as Yoon Eun-Sung (young) |
| 2024 | Love Song for Illusion (TV Series) · as Sa Jo-Hyun |
| 2023 | Ddotty and the Tower of Eternity · as Ddotty's (child) |
| 2023 | Live Your Own Life (TV Series) · as Lee Phil-Lip |
| 2023 | Joseon Attorney: A Morality (TV Series) · as Lee Yong |
| 2022 | The Night Owl · as Seok-Cheol |
| 2022 | Stock Struck (TV Series) · as Im Ye Joon |
| 2022 | Juvenile Justice (TV Series) · as Yun Ji-Hu |
| 2021 | Chimera (TV Series) · as Lee Tae-Yeong |
| 2021 | The Red Sleeve (TV Series) · as Young Yi-San |
| 2021 | You are My Spring (TV Series) · as Chase (young) |
| 2021 | Mission Possible · as Doo-Ho |
| 2021 | Sisyphus: The Myth (TV Series) · as Seo Won Ju |
| 2020 | Tale of the Nine Tailed: An Unfinished Story (TV Series) · as Lee Rang (young) |
| 2020 | Tale of the Nine Tailed (TV Series) · as Lee Rang (young) |
| 2019 | My First Client · as Min-Jun |
| 2018 | A Boy and Sungreen · as Son |
| 2018 | My Secret Terrius (TV Series) · as Jo Seung-Hyun (eun-Ha's Son) |
| 2018 | Deja Vu · as Cha In-Tae (young) |
| 2018 | Children of a Lesser God (TV Series) · as Child Of The Church |
| 2018 | Mother (KR) (TV Series) · as Tae-Hoon |
| 2017 | Voice (TV Series) · as Hwang Ji-Wook |