Steven Jeffrey Souza Jr. (born April 24, 1989) is an American professional baseball right fielder for the Arizona Diamondbacks of Major League Baseball (MLB). He previously played in MLB for the Washington Nationals and Tampa Bay Rays.
The Washington Nationals selected Souza in the third round of the 2007 Major League Baseball Draft. Souza signed with the Nationals rather than attend college, receiving a $346,000 signing bonus.
Souza made his MLB debut April 13, 2014, for the Washington Nationals.