Changbin (창빈) is a South Korean artist under JYP Entertainment. He is a member of the Korean pop group Stray Kids and its hip-hop sub-unit 3RACHA.
- Stage Name: Changbin (창빈)
- Real Name: Seo Changbin (서창빈)
- Birthdate: August 11, 1999
- Birthplace: Yongin, South Korea
- Blood Type: O
- Height: 167cm
- Education: Bora High School
- Hobbies: Listening to music, shopping
- Specialties: Writing lyrics and rap
- He belonged to the MU DOCTOR ACADEMY rap and dance academy, which published support for him on their official website.
- JYP himself said that he is one of the best in the 2017 JYP trainee showcase.
- YG said on Stray Kids episode 6 that he and Jisung are the best rappers he's heard from JYP Entertainment.
- Jun.K said that he has a great presence on stage when he raps.