Seo Chang-Bin (Korean: 서창빈, born August 11, 1999) is a South Korean singer, rapper, and songwriter known by his stage name Changbin. He debuted on March 25, 2018 as a member of the boy group Stray Kids, serving as a producer and main rapper. During his trainee period, he was part of the group 3RACHA with Bang Chan and Han, responsible for creating all the songs of Stray Kids.
