Member ages
AOA Member Ages and Birthdays
AOA member ages and birthdays ranked oldest to youngest, from Seo Yuna at age 33 to Chanmi at age 30.
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 | Seo YunaFormer member | 33 | Dec 30, 1992 | Main Vocalist, Keyboardist |
| #2 | Shin HyejeongMember | 32 | Aug 10, 1993 | Lead Vocalist, Visual |
| #3 | SeolhyunMember | 31 | Jan 3, 1995 | Vocalist, Visual |
| #4 | ChanmiMember | 30 | Jun 19, 1996 | Main Dancer, Lead Rapper, Vocalist |
