Jung Chae-yeon: Birthday & Age
| Name | Jung Chae-yeon |
|---|---|
| Korean name | 정채연 |
| Group / artist | I.O.I |
| Birthday | Dec 1, 1997 |
| Age | 28 years old (as of Oct 28, 2026) |
| Next birthday | D-34 · Dec 1, 2026 (Tue) · turns 29 |
| Source | Wikidata Q24959134 |
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Members with the same birthday
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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.