| idol_id | 1442 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Haewon |
| Stage name (original) | 해원 |
| Real name (romanized) | Oh Haewon |
| Real name (original) | 오해원 (吳海嫄) |
| Birth date | 2003-02-25 (age 21) ▲ ▼ |
| Chinese zodiac sign | 🐐 Goat |
| Western zodiac sign | ♓ Pisces |
| Hometown | Incheon |
| Height | 162.8cm (5'4") ▲ ▼ |
| Weight | |
| Blood type | O |
| MBTI | ISTP |
| Debut date | 2022-02-22 (2 years and 10 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
NMIXX (엔믹스) | JYP Entertainment | 2022-02-22 | Yes |