Rafael Castillo, better known by his stage name De La Ghetto, is an American reggaeton singer-songwriter originally of the duo Arcángel & De La Ghetto.

Rafael was born in Manhattan, NY and raised in San Juan, Puerto Rico. He was born to a Dominican father and Puerto Rican mother. In 2004, he collaborated with reggaeton artist Arcángel (born Austin Santos) to form the duo Arcángel & De la Ghetto; the group debuted with the single "Pégate", which was featured on Naldo's mixtape Sangre Nueva in 2005. He along with Arcángel signed to Zion's label Baby Records, and have appeared on numerous reggaeton albums including the compilation Mas Flow: Los Benjamins. In 2006, De la Ghetto began his solo career and appeared the next year on two hit singles, the remix of "Siente el Boom" by Tito el Bambino and a collaboration with Randy, "Sensación del Bloque" which has been viewed on YouTube over 60 million times. Masacre Musical was released in 2008. Masacre Musical peaked at #46 on the Billboard Top Latin Albums chart in the U.S.; its single "Tu te Imaginas" peaked at #33 on the Billboard Hot Latin Tracks chart.