9th Regiment, Tennessee Cavalry (Union)
9th Regiment, Tennessee Cavalry was organized at Knoxville, Tenn., August 13, 1863. It mustered out September 11, 1865. 
For more information on the history of this unit, see:
- The Civil War Archive section, 9th Tennessee Cavalry, (accessed 5 April 2012)
- The Wikipedia Article, 9th Regiment Tennessee Volunteer Cavalry, (accessed 28 November 2012).
Companies in this Regiment with the Counties of Origin
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. However if you are unsure which company your ancestor was in, try the company recruited in his county first.
- Company A - Most men from 1st, 3rd, and 5th Congressional Districts.
- Company B - Men from Union, Jefferson, Knox, Claiborne and Rhea Counties.
- Company C -
- Company D -
- Company E -
- Company F -
- Company G -
- Company H -
- Company I -
- Company K - Men from Jefferson, Sevier and Knox Counties.
- Company L - Men from Knox, Jefferson, Hancock, Sevier, Campbell, Claiborne, Cocke, Monroe, Sullivan and Grainger Counties.
- Company M - Men from Jefferson, Claiborne, Washington, McMinn, Sevier, Marion, Hamilton, Knox and Hancock Counties. 
- Beginning United States Civil War Research gives steps for finding information about a Civil War soldier or sailor. It covers the major records that should be used. Additional records are described in 'Tennessee in the Civil War' and 'United States Civil War, 1861 to 1865' (see below).
- National Park Service, The Civil War Soldiers and Sailors System, is searchable by soldier's name and state. It contains basic facts about soldiers on both sides of the Civil War, a list of regiments, descriptions of significant battles, sources of the information, and suggestions for where to find additional information.
- Tennessee in the Civil War describes many Confederate and Union sources, specifically for Tennessee, and how to find them.. These include compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- United States Civil War, 1861 to 1865 describes and explains United States and Confederate States records, rather than state records, and how to find them. These include veterans’ censuses, compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- Wright, General Marcus J., Tennessee in the War 1861-1865, (Ambrose Lee Publishing Company, Williamsbridge, New York City, 1908), Online book at Internet Archive. Roster of the volunteer force in the United States army from Tennessee. Roster of officers is given as it stood on the day of the muster out. Cavalry 9th Regiment begins on page 151.
- Tennesseans in the Civil War, 9th Tennessee Cavalry Regiment, USA, (accessed 4 Jan 2012). A brief history, field officers, captains and companies.
- Cocke County TNGenWeb, 9th Tennessee Cavarly Regiment, USA Company F, (accessed 4 Jan 2012). A brief history, officers and roster.
- Wikipedia, 9th Regiment Tennessee Volunteer Cavalry, (accessed 4 Jan 2012). Service, commanders, etc.
- Monroe County Civil War Rosters, 9th Regiment Tennessee Cavalry, USA, (accessed 4 Jan 2012).
- Tennesseans in the Civil War, 11th Tennessee Cavalry Regiment, USA, (accessed 4 Jan 2012). "merged into 9th Tennessee Cavalry Regiment March 24, 1865."
- Federal Military Rosters, 9th Tennessee Cavalry Regiment, (accessed 26 Feb 2012).