Jeon Jong-seo (전종서, born 5 July 1994) is a South Korean actress. She made her debut in a leading role as Hae-mi in auteur Lee Chang-dong's film Burning (2018).
| Movie | Highlander | 2026 | |
| Movie | Project Y | Do-kyung | 2025-09-08 |
| Series | Wedding Impossible | Na Ah-jeong | 2024-02-26 |
| Series | Queen Woo | Queen Woo / Woo Hee | 2024-08-29 |
| Movie | Bargain part.1 | Park Ju-young | 2023-07-05 |
| Movie | Ballerina | Jang Ok-joo | 2023-10-06 |
| Movie | Bargain part.2 | Park Ju-young | 2023-07-05 |
| Series | Money Heist: Korea - Joint Economic Area | Tokyo | 2022-06-24 |
| Series | Bargain | Park Ju-young | 2022-10-28 |
| Movie | Mona Lisa and the Blood Moon | Mona Lisa Lee | 2022-09-30 |
| Movie | Nothing Serious | Ja-young | 2021-11-24 |
| Movie | The Call | Young-sook | 2020-11-23 |
| Movie | Burning | Shin Hae-mi | 2018-05-17 |