Phillip Martin III (born January 10, 1968), also known by the stage name Nino, is rapper, producer, director, screenwriter, film editor, entrepreneur and music distributor. Martin has co-authored two books and directed two movies. Nino's previous stage names include Pony J and Jake. Martin took on the stage name of Nino as part of the Texas rap group P.K.O. (Pounds, Keys and Ounces).
As a teenager, Nino was a gang member and drug dealer on the streets of San Antonio. In the mid-1980s, he made friends with Mark "Magic" Outing and together, along with Robert "AK" Hill and childhood friend Ted "K-Sam" Meadows, they formed the nucleus of the rap group P.K.O. (Pounds, Keys- or kilos, and Ounces, a reference to the weights at which drugs are bought and sold). P.K.O. performed at local nightclubs and parties and developed a strong fan base. They began to release singles under their independent label, Youngsta Records.