O'Ryan Grandberry (born February 12, 1987 in Los Angeles, California) is an American R&B singer. He is also the younger brother of Omarion, former lead singer of uber-group B2K. He is also signed to the same recording company as B2K, TUG, and is on the major label known as Universal Records and Motown Records. In November 2004, he released his long-awaited self-titled debut album, which succeeded in receiving pleasing reviews.

Genre(s):
R&B: Soul