| idol_id | 1019 |
| Selca owner | latency_haeun |
| Pop type | K-pop |
| Stage name (romanized) | Haeun |
| Stage name (original) | 하은 |
| Real name (romanized) | Kim Ha-eun |
| Real name (original) | 김하은 |
| Formerly known as | Ye-ah (예아) |
| Birth date | 1999-10-09 (age 26) ▲ ▼ |
| Chinese zodiac sign | 🐇 Rabbit |
| Western zodiac sign | ♎ Libra |
| Hometown | Namyangju |
| Height | 164.0cm (5'5") ▲ ▼ |
| Weight | |
| Blood type | B |
| Debut date | 2017-08-30 (8 years and 6 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Latency (레이턴시) | Oddinary Records | 2026-01-08 | Yes | ||
|
cignature (시그니처) | C9 Entertainment | 2020-02-04 | 2024-11-30 | Group disbanded | |
|
Good Day (굿데이) | C9 Entertainment | 2017-08-30 | 2019-11-11 | Group disbanded |