Youngseo

Biography

Lee Young-seo (이영서; born November 13, 2005) is a South Korean trainee. She is best known for being a former pre-debut member of the girl group ILLIT. She is now in the co-ed group AllDay Project

Movies & TV Shows

1. Men on a Mission (2015) — Self - Guest
2. The Seasons (2023) — Self
3. My Grumpy Secretary (2025) — Self
4. Salon Drip (2023) — Self
5. R U Next? (2023) — Self - Contestant
6. ALLDAY PROJECT (2025) — Self
7. SUMBAKKOKJIL (2025) — Self