12th Regiment, Connecticut Infantry

United States U.S. Military  Connecticut  Connecticut Military Records  Connecticut in the Civil War    12th Regiment, Connecticut Infantry

Brief History
The 12th Regiment, Connecticut Infantry was organized at Hartford, Connecticut and was mustered in from November 19th to the 3rd of December, 1861. This regiment was mustered out of service on August 12, 1865.

Companies in this Regiment
Men often enlisted in a company recruited in the counties where they lived though not always. After many battles, companies might be combined because so many men were killed or wounded. This regiment was composed of men from all parts of Connecticut.

Company A

Company B

Company C

Company D

Company E

Company F

Company G

Company H

Company I

Company K

Company Rosters

 * Connecticut. Adjutant General's Office, Catalogue of Connecticut volunteer organizations, with additional enlistments and casualties to July 1, 1864, (Hartford, Connecticut : Case, Lockwood, 1864), page 437. Available Online at Internet Archive, (accessed 8 Mar 2011).  Also available at the Family History Library,  or FHL US/CAN Film 1550802.


 * Adjutant General's Office, Catalogue of Connecticut volunteer organizations : (infantry, cavalry, and artillery,) in the service of the United States, 1861-1865, with additional enlistments, casualties, &amp;c., &amp;c., and brief summaries, showing the operations and service of the several regiments and batteries, (Bethesda, Maryland : University Publications of America, c1991), page 504. Includes index. Online at Internet Archive, (accessed 8 Mar 2011).  Also available at the Family History Library,  or


 * 12th Connecticut Regiment Graves, (accessed 9 Mar 2011). Roster by Name and Roster by Unit

Source Material

 * Civil War Soldiers and Sailors System, (accessed 2 Apr 2011), can be searched by soldier's name or by regiment; includes regimental rosters and additional history of the regiment. This site uses Joseph H. Crute's book,Units of the Confederate States Army, as their main source for the regiment history. Family History Library book 973 M2crua,, WorldCat, (accessed 2 Apr 2011).


 * Footnote.com, (accessed 2 Apr 2011). (A subscription website, but is available for use at the Family History Library and some Family History Centers). It has digital Civil War soldier service records and brief regiment histories (located at the bottom of some of the muster rolls).


 * The Civil War in the East, (accessed 9 Mar 2011). Timeline of the 12th Connecticut Infantry Regiment


 * DeForest, John William, "A Union Captain's Record of the Civil War," (New Haven : Yale University Press, London G. Cumberlege, Oxford University Press, 1946). De Forest was a Captain in the 12th Connecticut, taking part in the capture of New Orleans, the Port Hudson Campaign, and the Battle of Cedar Creek, Virginia. "De Forest's gifted pen revealed the drudgery of camp life in Louisiana, the devastating affects of 'swamp fever,' the miseries of marching, and the realities of battle.  This book can be found at worldcat, (accessed 9 Mar 2011).