Seoyeon (서연) is a South Korean singer under ABD. She is a member of the girl group TUIDE.
Debut with TUIDE
On July 20, 2026, Seoyeon was confirmed to be a member of ABD's first-ever girl group, TUIDE. The group made their debut on August 24, 2026 with the EP Tune & Play.
Her older sisters are TWICE's Jihyo and actress Lee Haeum.[3]
🎂 HBD 2008.03.04
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