Clarence “Gatemouth” Brown (April 18, 1924 – September 10, 2005) was an American singer and multi-instrumentalist from Louisiana. He won a Grammy Award for Best Traditional Blues Album in 1983 for his album, Alright Again!.

Brown was born in Vinton, Louisiana, and raised near Orange, Texas. His father was a railroad worker and local musician who taught him several musical instruments, including fiddle by age 5; as well as piano and guitar. He had at least one brother.

Brown was performing guitar by age ten. He also played drums in swing bands as a teenager.