Rontrez DeMon Johnson (born December 8, 1976) is a former Major League Baseball outfielder who played for one season. He played in eight games for the Kansas City Royals during the 2003 Kansas City Royals season. He made his Major League debut in the second game of the 2003 season at Kauffman Stadium as a defensive replacement for pinch hitter Desi Relaford. He appeared in seven more games that season, largely as a pinch runner. He recorded his only Major League hit on April 14 against Chad Paronto of the Cleveland Indians at Jacobs Field.