Korean Stage Name:
Korean Full Name:
Date of Birth:
A-Tom is the stage name of Kim Sangkyun in Topp Dogg.
He participated in Produce 101 Season 2 and finished 26th.
After the show, he is a member of JBJ, a group consisted of Produce 101 contestants who didn’t finish in the top 11. In JBJ, he is known by his real name, Kim Sangkyun.