Elijah David Dukes, Jr. (born June 26, 1984 in Homestead, Florida) is an American professional baseball player. A right-handed outfielder, he currently plays for the Washington Nationals of Major League Baseball.

Dukes attended Hillsborough High School his junior and senior years, after spending his first two years of high school at Jefferson High School, C. Leon King High School, and George D. Chamberlain High School. He was a letterman in football, baseball, basketball, and track lettering four years in the former two sports and two years in the latter two sports. In football, as a junior, he started at both tailback and middle linebacker, was named a Class 3A All-State selection as a linebacker, and rushed for over a thousand yards on offense. His Hillsborough Terriers made the state regional football semifinals during his junior year, and the quarterfinals his senior year. After finishing his high school career, he signed a national letter of intent to play football for North Carolina State University.

Dukes entered the Devil Rays farm system in 2003. He was a highly regarded player, however The Devil Rays were concerned about his temperament.