Keum (금) is a South Korean artist under C9 Entertainment. He is a member of the Korean Pop boy group EPEX.
- Stage Name: Keum (금)
- Birth Name: Keum Donghyun (금동현)
- Birthdate: May 14, 2003
- Blood Type: B
- Height: 176cm
- Weight: 57kg
- Hobbies: Baseball, listening to music, day dreaming
- Specialties: Singing and belting, urban dance
- He was a trainee for one year and ten months prior to his appearance on Produce X101.
- He placed 17th on the final episode of Produce X101.