Lee Seo-yeonActing · b. 2000 · Seoul, South KoreaShareSeo-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.Known forAdd6.5We See Winter2019 · SeriesAdd6.5Welcome to Heal Inn2018 · SeriesAdd10.0Fromis's Room2017 · SeriesAddfromis_9 concert ＜LOVE FROM.＞ IN JAPAN2023Add프롤로그_프로미스의 방 엿보기2017 · SeriesYearPopularTop ratedAll acting creditsAddfromis_9 concert ＜LOVE FROM.＞ IN JAPAN2023Add6.5We See Winter2019 · SeriesAdd6.5Welcome to Heal Inn2018 · SeriesAdd10.0Fromis's Room2017 · SeriesAdd프롤로그_프로미스의 방 엿보기2017 · Series
