| Birth Name | Oh Se-hun (오세훈) |
| Stage Name | Sehun (세훈) |
| Birthday | April 12, 1994 |
| Nationality | Korean |
| Height | 183 cm |
| Weight | 66 kg |
| Blood Type | O |
| MBTI | INTP |
| Group | EXO |
| Company | SM Entertainment |
| Position | Lead Dancer, Lead Rapper, Visual, Maknae |
| Zodiac Sign | Aries |
| Chinese Zodiac Sign | Dog |
| Super Power Badge | Wind |
| Representative Number | 94 |
| Representative Emoji | 🐣 |