First Name: Sung Yeol
Family Name: Lee
Native name: 이성열
Also Known as: Lee Sung Yul; Sungyeol
Nationality: South Korean
Gender: Male
Born: August 27, 1991
Lee Sung Yeol is a South Korean singer and actor. He is a member and a Sub-Vocalist of the boy band Infinite. His acting debut was in the 2009 drama Good Job, Good Job.
His little brother is Lee Dae Yeol, the leader of the boy group Golden Child.