| idol_id | 298 |
| Selca owner | browneyedgirls_gain |
| Pop type | K-pop |
| Stage name (romanized) | Gain |
| Stage name (original) | 가인 |
| Real name (romanized) | Son Gain |
| Real name (original) | 손가인 (孫佳人) |
| Birth date | 1987-09-20 (age 37) ▲ ▼ |
| Chinese zodiac sign | 🐇 Rabbit |
| Western zodiac sign | ♍ Virgo |
| Hometown | Seoul |
| Height | 159.0cm (5'3") ▲ ▼ |
| Weight | 47.0kg (104lb) ▲ ▼ |
| Blood type | B |
| Debut date | 2006-03-02 (18 years and 10 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Brown Eyed Girls (브라운 아이드 걸스) | Mystic Entertainment | 2006-03-02 | Yes |