| Age | Singer | Group |
|---|---|---|
| 38-years | Girl's Day | |
| 36-years | KARA | |
| 33-years 11-months | Girls' Generation | |
| 32-years 11-months | EXO | |
| 32-years 11-months | Highlight | |
| 32-years 11-months | B1A4 | |
| 31-years 11-months | MONSTA X | |
| 31-years | NU'EST | |
| 31-years | LOVELYZ | |
| 30-years 11-months | GWSN | |
| 29-years 11-months | PENTAGON | |
| 29-years 11-months | A.C.E | |
| 29-years 11-months | Girl's Day | |
| 29-years 11-months | NCT | |
| 28-years 11-months | JBJ95 | |
| 28-years 11-months | SHA SHA | |
| 28-years 11-months | NU'EST | |
| 27-years 11-months | Wanna One | |
| 27-years 11-months | S.I.S | |
| 27-years 11-months | ONEUS |
| Age | Singer | Group |
|---|---|---|
| 27-years 11-months | UP10TION | |
| 27-years 11-months | SEVENTEEN | |
| 27-years 11-months | LOVELYZ | |
| 27-years 11-months | SEVENTEEN | |
| 27-years 11-months | AOA | |
| 26-years 11-months | LOONA | |
| 26-years 11-months | GFRIEND | |
| 26-years 11-months | THE BOYZ | |
| 26-years 11-months | LOONA | |
| 26-years 11-months | VAV | |
| 25-years 11-months | WJSN | |
| 25-years 11-months | Twice | |
| 25-years 11-months | GFRIEND | |
| 25-years 11-months | MOMOLAND | |
| 25-years 11-months | LOVELYZ | |
| 24-years 11-months | Wanna One | |
| 24-years 11-months | MCND | |
| 24-years 11-months | Twice | |
| 24-years 11-months | ATEEZ | |
| 24-years 11-months | OH MY GIRL |
| Age | Singer | Group |
|---|---|---|
| 23-years 11-months | APRIL | |
| 23-years 11-months | ITZY | |
| 23-years 11-months | VERIVERY | |
| 23-years 11-months | fromis_9 | |
| 23-years 11-months | NCT | |
| 23-years 11-months | VERIVERY | |
| 22-years 11-months | LOONA | |
| 22-years 11-months | ITZY | |
| 22-years 11-months | IZ*ONE | |
| 21-years 11-months | NATURE | |
| 20-years 11-months | NiziU | |
| 18-years 11-months | Weeekly |