Dominican Slugger refers to Sammy Sosa, a former Major League Baseball right fielder who played for the Chicago Cubs, Texas Rangers, and Baltimore Orioles. He was born in the Dominican Republic and is one of the most successful sluggers in baseball history, having hit 609 home runs during his career. He was a seven-time All-Star and won the National League MVP award in 1998. He also holds the record for most home runs in a single season with 66 in 1998.