Nam Do Hyon was a contestant on survival show Under Nineteen and put into the rap team. He was eliminated in the second rounds of eliminations (episode 9) and placed 12th in the team.
After training for five months under MBK Entertainment, he made his appearance as a contestant on boy group survival reality show Produce X 101.
He is currently a part of the boy group BAE173, which debuted on November 19, 2020.
On October 6, 2022 PocketDol Studio officially announced that due to long-term effects of COVID-19, Nam Dohyon would be taking a temporary hiatus to focus on recovering his health.