Lee Sung-yeol (Korean: 이성열; Hanja: 李成烈; born August 27, 1991), known mononymously as Sungyeol, is a South Korean singer and actor. He is a member of the South Korean boy band Infinite and its sub-group Infinite F. ()
Lee Sung-yeol (이성열) is a South Korean singer and actor. He's a member of the boyband Infinite and its offshoot, Infinite F.