| Full Name | Kang Tae-hyun |
| Stage Name | Taehyun |
| Native Name | 강태현 |
| Birthday | February 5, 2002 |
| Age | 23 years old |
| Zodiac Sign | Aquarius |
| Birthplace | Gangnam-gu, Seoul, South Korea |
| Height | 5’10” (177 cm) |
| Weight | 121.3 lbs (55 kg) |
| Blood Type | A |
| MBTI | ESTP |
| Education | Hanlim Arts School |
| Languages | Korean, English, Japanese |
| Group | TXT |
| Social Media | Instagram: [@taehyuntxt_official] |