Cipha Sounds (born Luis Diaz; on April 19, 1976) is an American DJ, comedian, and radio and television personality of Puerto Rican descent. He is mostly known for his work as a DJ, a VJ for MTV, and as a comedian.

In 1996, Sounds started as an intern with Wildman Steve and DJ Riz of New York's Flip Squad, and eventually Riz asked Sounds to spin at clubs with him as an opening DJ. Later on, Lil' Kim asked him to go on tour with her. For a year and a half Sounds worked with Lil' Kim, touring the country and Europe.