Kim Se-jeong: Birthday & Age
| Name | Kim Se-jeong |
|---|---|
| Korean name | 김세정 |
| Group / artist | I.O.I |
| Birthday | Aug 28, 1996 |
| Age | 30 years old (as of Oct 28, 2026) |
| Next birthday | D-304 · Aug 28, 2027 (Sat) · turns 31 |
| Source | Wikidata Q22911780 |
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Members with the same birthday
No other listed member was born on August 28.
Idols born on August 28 › · All August birthdays ›
I.O.I: upcoming schedules
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Birthdays come from Wikidata and are listed only when the full date is recorded. Current members only; members without a confirmed birthday and virtual idols are not included. Ages are international (full) ages, and dates follow Korea time.