Member ages
Weeekly Member Ages and Birthdays
Weeekly member ages and birthdays ranked oldest to youngest, from Soojin at age 24 to Zoa at age 21.
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 |  SoojinMember | 24 | Dec 12, 2001 | Leader, Main Dancer, Sub Vocalist, Sub Rapper, Visual, Center |
| #2 |  MondayMember | 24 | May 10, 2002 | Main Vocalist, Main Dancer, Sub-Rapper |
| #3 |  Park SoeunMember | 23 | Oct 26, 2002 | Dance Leader, Main Dancer, Lead Vocalist, Center |
| #4 |  JaeheeMember | 22 | Mar 18, 2004 | Sub Vocalist, Sub Rapper |
| #5 |  JihanMember | 22 | Jul 12, 2004 | Lead Vocalist, Visual, Center |
| #6 |  ZoaMember | 21 | May 31, 2005 | Sub Vocalist, Sub Rapper, Visual, Maknae |