Kim Nam-joon (김남준) also known under his previous stage name Rap Monster
(랩몬스터) is a Korean Hip-Hop artist, and is also known for being the leader, a songwriter and producer of the Korean group 방탄소년단
. Born on September 12, 1994 in Ilsan. In November 2017 he changed his stage name to RM. Before joining BTS he was an underground Hip-Hop rapper, and has been writing and producing his own songs ever since.