Member ages
Kep1er Member Ages and Birthdays
Kep1er member ages and birthdays ranked oldest to youngest, from Yujin at age 29 to Yeseo at age 20.
Average23.6years old
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 | YujinMember | 29 | Aug 12, 1996 | Leader, Lead Vocalist |
| #2 |  MashiroMember | 26 | Dec 16, 1999 | Lead Vocalist, Sub-Rapper |
| #3 |  XiaotingMember | 26 | May 12, 2000 | Main Dancer, Vocalist |
| #4 |  ChaehyunMember | 24 | Apr 26, 2002 | Main Vocalist |
| #5 |  DayeonMember | 23 | Mar 2, 2003 | Main Rapper, Lead Dancer |
| #6 |  HikaruMember | 22 | Mar 12, 2004 | Lead Rapper, Sub-Vocalist |
| #7 |  Huening BahiyyihMember | 21 | Jul 27, 2004 | Sub-Vocalist, Visual |
| #8 |  YoungeunMember | 21 | Dec 27, 2004 | Main Dancer, Sub-Vocalist |
| #9 | YeseoMember | 20 | Aug 22, 2005 | Lead Dancer, Sub-Vocalist |