Nicholas Alexander Castellanos (born March 4, 1992) is an American professional baseball right fielder of Cuban descent who is a free agent.
He has played in Major League Baseball (MLB) for the Detroit Tigers and Chicago Cubs.
Drafted out of high school in 2010 by the Tigers, Castellanos became one of the top prospects in baseball.
Castellanos appeared in the 2012 All-Star Futures Game, and was named the Most Valuable Player of the contest.
He made his MLB debut on September 1, 2013.
On July 31, 2019, the Tigers traded him to the Chicago Cubs.