Biography
Seo-yeon is a South Korean singer. She is active as a soloist under the stage name Yi Seoyeon (Y:SY). She is a former member of the girl group fromis_9.
TV credits
Rated 0.0 out of 10
Duckbap House
2025
Rated 0.0 out of 10
Jae Joong and Friends
2023
Rated 0.0 out of 10
fromis_9's Autumn Night
2022
Rated 0.0 out of 10
fromis_9's Summer Night
2022
Rated 8.5 out of 10
Lee Mujin Service
2022
Rated 8.7 out of 10
The Game Caterers
2021
Rated 6.5 out of 10
We See Winter
2019
Rated 6.5 out of 10
Welcome to Heal Inn
2018
Rated 10.0 out of 10
Fromis's Room
2017
Rated 0.0 out of 10
프롤로그_프로미스의 방 엿보기
2017
Rated 9.0 out of 10
Idol School
2017