Sangyeon
Lee Sang-yeon (이상연; born November 4, 1996), known mononymously as Sangyeon (상연), is a South Korean singer-songwriter under IST Entertainment. He is the leader of the boy group THE BOYZ.
- Title: Sangyeon
- Popularity: 9.419
- Known For: Acting
- Birthday: 1996-11-04
- Place of Birth: Seoul, South Korea
- Homepage:
- Also Known As: Lee Sang-yeon, 이상연, THE BOYZ, 더보이즈, ลี ซังยอน, เดอะบอยซ์, ザボーイズ, イ・サンヨン