2nd Maryland Infantry Regiment (Union)

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2nd Maryland Infantry, USA
Active	1861–1865
Country	United States of America
Branch	United States Army Union Army
Type	Infantry
Size	One regiment
Engagements	American Civil War, 1861–1865 Second Bull Run, 30 Aug 1862 Chantilly, 1 Sep 1862, South Mountain, 14 Sep 1862 Antietam, 17 Sep 1862 Fredericksburg, 13 Dec 1862 Blue Springs, 10 Oct 1863 Campbell's Station, 16 Nov 1863 Siege of Knoxville Petersburg, 16–17 Jun 1864 The Crater, 30 Jul 1864 Siege of Petersburg Weldon Railroad Poplar Springs Church Hatcher's Run, 5 Feb 1865 Assault of Petersburg, 2 Apr 1865
Commanders
Ceremonial chief	President of the United States of America
Colonel of the Regiment	Col. John Sommer

The 2nd Maryland Infantry was an American military regiment in the Union Army during the American Civil War. It should not be confused with the 2nd Maryland Infantry, CSA, which was composed of Maryland volunteers who fought for the Confederacy during the war. The regiment fought at numerous battles during the course of the war, and lost 5 officers and 84 men killed and wounded, plus 3 officers and 134 men died of disease, for a total of 226 casualties.^[1]