Lee Ho-seok, known by his stage name Wonho (Korean: 원호), is a South Korean singer under Highline Entertainment. He is a former member of the South Korean boy group Monsta X, formed through the Mnet's survival show No.Mercy, under Starship Entertainment in 2015. He then made his solo debut, with his first EP Love Synonym Pt.1: Right for Me, on September 4, 2020.

Highline Entertainment is a South Korean entertainment company founded in 2017 and a subsidiary of Starship Entertainment.