David Martinez (born September 26, 1964) is an American professional baseball coach and former outfielder who is the manager for the Washington Nationals of Major League Baseball (MLB). He previously served as the bench coach for the Tampa Bay Rays and Chicago Cubs. He played in MLB for the Cubs, Montreal Expos, Cincinnati Reds, San Francisco Giants, Chicago White Sox, Devil Rays, Texas Rangers, Toronto Blue Jays, and Atlanta Braves from 1986 to 2001. Martinez had a .276 career batting average, 1,599 hits, 91 home runs, 795 runs scored, and 580 runs batted in.
Martinez became the bench coach for the Rays in 2008. Since then he has been considered a candidate for several managerial positions in MLB. When Rays' manager Joe Maddon became manager of the Cubs after the 2014 season, Martinez joined the Cubs as their bench coach. The Washington Nationals hired him to a three-year contract after the 2017 season.