Nick Castellanos is an American professional baseball player who is currently playing as a right fielder and third baseman for the Philadelphia Phillies of Major League Baseball (MLB) . He was born on March 4, 1992, in Davie, Florida, United States. Castellanos is of Cuban descent through his father and identifies with the broad and diverse category of white ethnicity, encompassing a wide range of cultures and backgrounds. Therefore, Nick Castellanos nationality is American.