Kep1er
South Korea · Official roster: 6 (6 birthdays recorded)
Kep1er members from oldest to youngest: YUJIN (30), XIAOTING (26), CHAEHYUN (24), DAYEON (23), HIKARU (22), HUENING BAHIYYIH (22). The oldest is YUJIN, born August 12, 1996; the youngest is HUENING BAHIYYIH, born July 27, 2004.
Birthdays of all members
| Birthday | Member | Other spellings |
|---|---|---|
| August 12 | YUJIN 崔有眞최유진ユジンChoi Yujin | 崔有真 |
| November 12 | XIAOTING 沈小婷샤오팅션샤오팅シャオティンShen Xiaoting | — |
| April 26 | CHAEHYUN 金采炫김채현チェヒョンKim Chaehyun | — |
| March 2 | DAYEON 金多娟김다연ダヨンKim Dayeon | — |
| March 12 | HIKARU 江崎ひかる히카루에자키 히카루Ezaki Hikaru | ヒカル, 江崎光 |
| July 27 | HUENING BAHIYYIH 休寧巴伊葉휴닝바히에ヒュニン・バヒエBahiyyih Jaleh Huening | Bahiyyih |
Roster source: WAKEONE official site: Kep1er artist page, Members (retrieved 2026-09-25)
Age ranking of members (oldest to youngest)
We have full birth dates for 6 of 6 members (members with only a birth month and day are left out, since their age can’t be calculated). Ages update to today’s date.
| Rank | Member | Birthday | Age |
|---|---|---|---|
| 1 | YUJIN | August 12, 1996 | 30 |
| 2 | XIAOTING | November 12, 1999 | 26 |
| 3 | CHAEHYUN | April 26, 2002 | 24 |
| 4 | DAYEON | March 2, 2003 | 23 |
| 5 | HIKARU | March 12, 2004 | 22 |
| 6 | HUENING BAHIYYIH | July 27, 2004 | 22 |
Kep1er Members’ Zodiac Signs
Only members with a known birthday are included. Sign boundaries: zodiac index
This page lists all 6 members on Kep1er’s official roster. 6 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc. (email us a report)
We’ve logged 1 support cases for this group’s members (the combined total of each member’s cases; see each member’s page for details).
Want to hold a support event for Kep1er?
Group support usually centers on debut anniversaries and concerts. Each member’s birthday is in the table above.
FAQ
- What are the birthdays of Kep1er's members?
- Kep1er’s official roster has 6 members. Those with a verifiable birthday on this site: YUJIN August 12, XIAOTING November 12, CHAEHYUN April 26, DAYEON March 2, HIKARU March 12, HUENING BAHIYYIH July 27. Each birthday’s source is cited on this page and on the person’s own page.
- How many Kep1er members are listed on this site?
- Kep1er: Official roster: 6. Of these, 6 have a verifiable birthday recorded on this site. This page lists all 6 members on Kep1er’s official roster. 6 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc.
- What is the age order of Kep1er's members? Who is the oldest?
- We have birth years for 6 of 6 Kep1er members (members with only a birth month and day can’t be ranked by age). Ordered from oldest to youngest: YUJIN (born August 12, 1996), XIAOTING (born November 12, 1999), CHAEHYUN (born April 26, 2002), DAYEON (born March 2, 2003), HIKARU (born March 12, 2004), HUENING BAHIYYIH (born July 27, 2004). The oldest is YUJIN, and the youngest is HUENING BAHIYYIH.
- What are the zodiac signs of Kep1er’s members?
- Based on their birthdays: Taurus: CHAEHYUN; Leo: YUJIN, HUENING BAHIYYIH; Scorpio: XIAOTING; Pisces: DAYEON, HIKARU. Signs use the month and day only, with the boundary dates explained on our zodiac pages.
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