General Information | ||
| International Stage Name | Sieun | |
| Domestic Stage Name | 시은 | |
| Full Name | Park Sieun | |
| Full Domestic Name | 박시은 | |
| Date of Birth | 2001-08-01 (age 24) | |
| Zodiac | Leo | |
| Country of Birth | South Korea | |
| Company | High Up Entertainment | |
| Related Artists | StayC - Leader,Vocal,Face | |
| Original group | StayC | |
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