PENTAGON
韓國 Official roster: 9（9 birthdays recorded）
Debut date: Next debut anniversary: October 10
Support color: Uninavy（유니네이비） / official color code Pantone 282 C
Official lightstick: Uni Bong（유니봉）
Fandom name: UNIVERSE（유니버스，取自 "You are my universe"）
Sources for support color / lightstick / fandom name: Soompi：PENTAGON 官方手燈與應援色公告報導、Soompi：PENTAGON 官方粉絲名公告報導、Kpop Merchandise Guide：PENTAGON Uni Bong（交叉確認 Pantone 282C） (verified 2026-08-28)
member Birthdays
| Birthday | member | Other spellings |
|---|---|---|
| April 17 | JINHO （조진호） | Cho Jin Ho, JINHO, ジンホ |
| August 28 | HUI （이회택） | Hui, Pentagon - Hui（李會澤） |
| April 17 | HONGSEOK （양홍석） | HONGSEOK, Yang Hong Seok, ホンソク |
| December 11 | SHINWON （고신원） | Koh Shin Won, SHINWON, シンウォン |
| March 27 | YEOONE （여원） | YEOONE, Yeo Chang Gu, Yeo One |
| October 25 | YANAN （옌안） | YANAN, Yan An, イェンアン |
| January 23 | Adachi Yuto （유토） | Adachi Yuto, YUTO, Yuto |
| January 27 | KINO （강형구） | KINO, Kang Hyeong Gu, Kino |
| January 31 | WOOSEOK （정우석） | Jung Woo Seok, WOOSEOK, ウソク |
Roster source: PENTAGON OFFICIAL SITE（CUBE 日本官方站）PROFILE (obtained 2026-08-20)
member Age Ranking
This site has birth-year data for 9 out of 9 member (member with only month/day and no birth year are excluded, as age cannot be calculated). Oldest: JINHO (34 (in 2026; 33 before April 17)); youngest: WOOSEOK (28 (in 2026; 27 before January 31)).
| Rank | member | Birthday | Age |
|---|---|---|---|
| 1 | JINHO | April 17, 1992 | 34 (in 2026; 33 before April 17) |
| 2 | HUI | August 28, 1993 | 33 (in 2026; 32 before August 28) |
| 3 | HONGSEOK | April 17, 1994 | 32 (in 2026; 31 before April 17) |
| 4 | SHINWON | December 11, 1995 | 31 (in 2026; 30 before December 11) |
| 5 | YEOONE | March 27, 1996 | 30 (in 2026; 29 before March 27) |
| 6 | YANAN | October 25, 1996 | 30 (in 2026; 29 before October 25) |
| 7 | Adachi Yuto | January 23, 1998 | 28 (in 2026; 27 before January 23) |
| 8 | KINO | January 27, 1998 | 28 (in 2026; 27 before January 27) |
| 9 | WOOSEOK | January 31, 1998 | 28 (in 2026; 27 before January 31) |
This page lists all 9 member per PENTAGON's official roster; 9 of them have an individual page on this site (our inclusion criterion is "has anyone held a support event for them, or is there a verifiable identity/birthday source"). The rest are marked "roster-only entry" — listed in this table only, with no individual page. Birthdays are listed only when a verifiable source is found; otherwise marked "no verifiable source obtained," never filled in by guesswork. Found an error, or have a verifiable official source? Please email service@joelin.cc. (open a report email)
This site records 1 support cases related to this group's members (a total of each member's individual cases; see each member's page for details).
Want to hold a support event for PENTAGON?
Group support is commonly held around debut anniversaries and concerts, with member birthdays each following the dates in the table above.
How & where to hold a photo booth event → Custom photo booth frame / full-booth booking →
FAQ
- What are the birthdays of PENTAGON's member?
- PENTAGON's official roster has 9 member in total; the ones with a verifiable birthday on this site are:JINHO April 17, HUI August 28, HONGSEOK April 17, SHINWON December 11, YEOONE March 27, YANAN October 25, Adachi Yuto January 23, KINO January 27, WOOSEOK January 31. Every birthday's source is cited both on this page and on the individual's own page.
- How many member of PENTAGON are on this site?
- PENTAGON has Official roster: 9, of whom 9 have a verifiable birthday recorded on this site. This page lists all 9 member per PENTAGON's official roster; 9 of them have an individual page on this site (our inclusion criterion is "has anyone held a support event for them, or is there a verifiable identity/birthday source"). The rest are marked "roster-only entry" — listed in this table only, with no individual page. Birthdays are listed only when a verifiable source is found; otherwise marked "no verifiable source obtained," never filled in by guesswork. Found an error, or have a verifiable official source? Please email service@joelin.cc.
- When did PENTAGON debut?
- PENTAGON's debut date is October 10, 2016, so every year on October 10 marks the debut anniversary. In other words, PENTAGON debut in 2016. The debut anniversary is one of the most common occasions for group fan support.
- What is PENTAGON's support color?
- PENTAGON's support color is Uninavy（유니네이비）, with an officially announced color code of Pantone 282 C. The official lightstick is Uni Bong（유니봉）, and the official fandom name is UNIVERSE（유니버스，取自 "You are my universe"）. This site only lists fields with a verifiable official basis; if none is found, the field is omitted. Sources are cited at the bottom of this page.
- What is the age order of PENTAGON's member? Who is the oldest?
- Among PENTAGON's member, this site has birth-year data for 9 out of 9(member with only month/day and no birth year cannot have an age calculated, and are excluded from the ranking.) Ordered from oldest to youngest: JINHO（34 (in 2026; 33 before April 17)）, HUI（33 (in 2026; 32 before August 28)）, HONGSEOK（32 (in 2026; 31 before April 17)）, SHINWON（31 (in 2026; 30 before December 11)）, YEOONE（30 (in 2026; 29 before March 27)）, YANAN（30 (in 2026; 29 before October 25)）, Adachi Yuto（28 (in 2026; 27 before January 23)）, KINO（28 (in 2026; 27 before January 27)）, WOOSEOK（28 (in 2026; 27 before January 31)）. The oldest is JINHO, and the youngest is WOOSEOK.
View this page in Chinese → Back to group index Birthday calendar