| Stage Name | Johnny (쟈니) |
| Birthday | February 9, 1995 |
| Height | 188 cm |
| Weight | 70 kg |
| Blood Type | B |
| MBTI | ENTP |
| Group | NCT |
| Company | SM Entertainment |
| Position | Dancer, Rapper, Vocalist * |
| Korean Name | Seo Young Ho (서영호) |
| English Name | John Jun Suh |
| Zodiac Sign | Aquarius |
| Representative Emoji | 🐱 |