Big Boy (born Gustavo Roy Diaz on March 11, 1975) is a Puerto Rican reggaeton and hip hop rapper. He is considered one of the founding fathers of reggaeton in Puerto Rico. It is known for its worldwide success in the '90s, with songs such as "Mis Ojos Lloran Por Ti", "Maria", "He Chocado Con La Vida", "Que Vayas Con Dios" and "Mi Chica De La Voz Sensual". His album "The Phenomenon" was nominated for the 2003 Latin Grammy Awards for Best Rap/Hip-Hop Album and for the Premios Lo Nuestro 2003 for Urban Album of the Year and Best Urban Performance. Their song "Mis Ojos Lloran Por Ti" was peaked at 18 in Top Latin Songs.