Kim Si-woo Filmography
| 2025 | Unmasked (2025) (TV Series) · as Han-Do Child |
| 2024 | About Family · as Min-Guk |
| 2024 | Mr. Plankton (TV Series) · as Chae Seung-Hyuk (child) |
| 2023 | The Matchmakers (TV Series) · as Jo Geun-Seok |
| 2023 | Moving (2023) (TV Series) · as Lee Gang-Hoon (4 Years Old) |
| 2022 | Sh**ting Stars (TV Series) · as Advertiser's Son |
| 2022 | Our Blues (TV Series) · as Dining Family Son |
| 2021 | Vincenzo (TV Series) · as Vincenzo Cassano / Park Joo Hyung [young] |
| 2020 | True Beauty (2020) (TV Series) · as [kindergarten Boy] |
| 2020 | Mystic Pop-up Bar (TV Series) · as Si Hu |
| 2020 | Hospital Playlist (TV Series) · as Park Seung-Won |