| Full Name | Lee Sang-yeon |
| Stage Name | Sangyeon |
| Native Name | 이상연 |
| Birthday | November 4, 1996 |
| Age | 28 years and 9 months old |
| Zodiac Sign | Scorpio |
| Birthplace | Seoul, South Korea |
| Height | 5’9″ (176 cm) |
| Weight | 134.5 lbs (61 kg) |
| Blood Type | A |
| MBTI | ESFP-T |
| Education | Hanlim Art High School |
| Languages | Korean |
| Group | THE BOYZ |
| Social Media | Instagram: [@thesangyeon] |