Mark DeRosa played in just one game at second base for the Washington Nationals in 2012 and did not start. He played for a total of 10 outs, equivalent to .37 9-inning games.
He made no putouts, had no assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had no double plays.
Spencer debuted on June 3, 1872, playing for the Washington Nationals at Nationals Grounds; he played his final game on June 3, 1872, playing for the Washington Nationals at Nationals Grounds.
Luis Atilano debuted on April 23, 2010, playing for the Washington Nationals at Nationals Park; he played his final game on July 20, 2010, playing for the Washington Nationals at Nationals Park.
Brian Broderick debuted on April 3, 2011, playing for the Washington Nationals at Nationals Park; he played his final game on May 13, 2011, playing for the Washington Nationals at Nationals Park.
Dennis Coughlin debuted on April 27, 1872, playing for the Washington Nationals at Nationals Grounds; he played his final game on June 26, 1872, playing for the Washington Nationals at Nationals Grounds.
Erik Davis debuted on June 2, 2013, playing for the Washington Nationals at Nationals Park; he played his final game on September 22, 2013, playing for the Washington Nationals at Nationals Park.
Ian Desmond debuted on September 10, 2009, playing for the Washington Nationals at Nationals Park; he played his final game on September 28, 2013, playing for the Washington Nationals at Nationals Park.
Jacob Doyle debuted on April 20, 1872, playing for the Washington Nationals at Nationals Grounds; he played his final game on May 25, 1872, playing for the Washington Nationals at Nationals Grounds.
Jesse English debuted on April 5, 2010, playing for the Washington Nationals at Nationals Park; he played his final game on April 20, 2010, playing for the Washington Nationals at Nationals Park.
Danny Espinosa debuted on September 1, 2010, playing for the Washington Nationals at Nationals Park; he played his final game on June 2, 2013, playing for the Washington Nationals at Nationals Park.
Victor Garate debuted on September 5, 2009, playing for the Washington Nationals at Nationals Park; he played his final game on September 22, 2009, playing for the Washington Nationals at Nationals Park.
Christian Garcia debuted on September 4, 2012, playing for the Washington Nationals at Nationals Park; he played his final game on October 3, 2012, playing for the Washington Nationals at Nationals Park.
Taylor Jordan debuted on June 29, 2013, playing for the Washington Nationals at Nationals Park; he played his final game on August 16, 2013, playing for the Washington Nationals at Nationals Park.