S

Siyoon

Sub VocalistLead Dancer

🎂 December 11, 2002 (23)

🎂

Birthday

December 11, 2002

23 years old · Sagittarius ♐

🐉

Chinese Zodiac

Year of the Horse

💡 Fun Facts

✦ Siyoon joined Billlie as a second-generation member, bringing renewed energy to the group's performances.

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