Dennis Oliver was born in Ponce a town located in the southwestern side of Puerto Rico. He is the youngest of teen brothers and sisters. His passion for acting made him move to a big city searching to satisfy his thirst of learning theatre.
The well-known Puerto Rican actor Raul Julia was impressed for the natural acting talent of Dennis, and he became his mentor for three consecutive years. Dennis also was trained by the actress Miriam Colon, at the training unit of Puerto Rican traveling theatre of New York City.
the handsome Dennis Oliver is also a high skilled young model for fashion designers as Carolina Herrera and Prada.