Nam Yoon-su is a model and actor under the agency "Agency Garten".

When he was a second -year school fashion model with Hallym Entertainment High School , he came to audition at five models agencies.[6] At this time, he signed a contract with Agency Garten and debuted as a CECI pictorial at the age of 17 in 2014 . Since then, he has been active as a model such as fashion magazines, fashion shows, lookbooks, and music videos.