Raymond Arrieta was born as Ramón Emilio Arrieta Vázquez in Hato Rey, one of the main "barrios" of San Juan, Puerto Rico. His parents were Ramón Arrieta and Carmín Vázquez. Arrieta went to school at the Academy Nuestra Señora de la Providencia. When he was in the third grade, Arrieta volunteered to play the part of "Ramoneta Cienfuegos", a character of popular Puerto Rican comedian Shorty Castro, in a school play. After that he continued to participate in many other plays at school, even organizing his own. One of the works he wrote and directed was "Mundo Loco", which told a story about a war between fans of Salsa music and fans Rock music. Arrieta has mentioned that José Miguel Agrelot has always been his main inspiration.