There are several Kpop Singers & Artists known for their deep voices. While determining the exact ranking can be subjective, one artist often recognized for having a deep voice is Baekho from the group NU'EST.

Baekho's resonant and rich vocal tone has garnered attention and praise from fans and industry professionals alike. However, it's important to note that vocal ranges can vary, and other artists within the K-pop industry may also possess deep voices.