Member ages
9Muses Member Ages and Birthdays
9Muses member ages and birthdays ranked oldest to youngest, from Bini at age 40 to Keumjo at age 33.
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 |  BiniFormer member | 40 | Nov 13, 1985 | Vocalist |
| #2 |  HyunaFormer member | 39 | Apr 19, 1987 | Vocalist |
| #3 |  Lee SemFormer member | 39 | May 5, 1987 | Vocalist, Sub-Rapper |
| #4 |  JaekyungFormer member | 38 | Sep 9, 1987 | Vocalist |
| #5 |  SeraFormer member | 38 | Oct 3, 1987 | Leader, Main Vocalist |
| #6 |  EuaerinFormer member | 38 | May 3, 1988 | Main Rapper, Lead Dancer |
| #7 |  EunjiFormer member | 37 | Sep 27, 1988 | Rapper, Sub-Vocalist |
| #8 |  SungahFormer member | 36 | Jul 8, 1989 | Main Rapper, Lead Dancer, Vocalist |
| #9 |  KyungriFormer member | 35 | Jul 5, 1990 | Lead Vocalist, Lead Dancer, Visual |
| #10 |  HyemiFormer member | 35 | Apr 3, 1991 | Leader, Main Vocalist |
| #11 |  MinhaFormer member | 35 | Jun 27, 1991 | Vocalist, Visual |
| #12 |  GabinFormer member | 34 | Oct 11, 1991 | Main Dancer, Lead Rapper, Vocalist |
| #13 |  KeumjoFormer member | 33 | Dec 17, 1992 | Main Vocalist, Maknae |