The Tennessee 12th Cavalry Regiment [also called 1st Partisan Rangers] was organized behind Federal lines in February, 1863. The men were from the counties of Fayette, Tipton, Shelby, Haywood, and Gibson. It served R.V. Richardson's and Rucker's Brigade, confronted the Federals in Tennessee and Mississippi, and in October totaled about 300 effectives. Later it was active in Georgia, fought at Memphis, then was part of Hood's operations in Tennessee. During February, 1865, the regiment was broken up. Some of its members became part of the 3rd (Forrest's Old) Tennessee Cavalry. Companies Of The Tennessee 12th Cavalry Regiment Co. ""A"". Fayette County. Co. ""B"". Fayette County. Co. ""C"". Tipton County. Co. ""D"". Shelby County. Co. ""E"". Shelby County. Co. ""F"". Fayette County. Co. ""G"". Tipton County. Co. ""H"". Fayette County. Co. ""I"". Haywood County. Co. ""K"". Fayette County.

The Tennessee 12th Cavalry Regiment [also called 1st Partisan Rangers] was organized behind Federal lines in February, 1863. The men were from the counties of Fayette, Tipton, Shelby, Haywood, and Gibson. It served R.V. Richardson's and Rucker's Brigade, confronted the Federals in Tennessee and Mississippi, and in October totaled about 300 effectives. Later it was active in Georgia, fought at Memphis, then was part of Hood's operations in Tennessee. During February, 1865, the regiment was broken up. Some of its members became part of the 3rd (Forrest's Old) Tennessee Cavalry. Companies Of The Tennessee 12th Cavalry Regiment Co. "A." Organized October 1, 1862. Men from Fayette County. Became Co. "G," 3rd (Consolidated) Tennessee Cavalry. Co. "B." Organized October 18, 1862. Men from Fayette County. Illegally transferred in August, 1863 as Co. "A," 16th (Logwood's) Regiment. Ordered back by Forrest December, 1863. Became Co. "I," 3rd Consolidated Tennessee Cavalry. Co. "C." Organized October 18, 1862 in Tipton County. Originally in Lieutenant Colonel Aaron Burrow's Battalion, State Troops. Co. "D." Organized November 15, 1862 in Shelby County. Co. "E." Organized October 11, 1862 in Shelby County. Originally in Lieutenant Colonel Aaron Burrow's Battalion, State Troops. Became Co. "H," 3rd Consolidated Tennessee Cavalry Regiment. Co. "F." Organized October 20, 1862, in Fayette County. Became Co. "K," 3rd Consolidated Tennessee Cavalry Regiment. Co. "G." Organized February 1, 1863 in Tipton County. Co. "H." Organized February 13, 1863 in Fayette County. Co. "I." Organized February 13, 1863 in Haywood County. Illegally transferred in August, 1863 to 17th (Marshall's) Regiment, but ordered back by Forrest in December, 1863. Co. "K." Organized February 13, 1863 in Fayette County.

The Tennessee 12th Cavalry Battalion was formed in September 1862, with four companies, later increased to seven. The battalion was originally organized with four companies of Independent Partisan Rangers; Company "E" was added soon after, and Company "F" and "G" attached in 1864. The Battalion was assigned to Wharton's, J. J. Morrison's, H. B. Davidson's, Grigsby's, and Vaughn's Brigade. It fought at Perryville, Murfreesboro, and Monticello, then from June, 1863, to March, 1864, the 12th and 16th Battalions were consolidated into a field organization known as Rucker's Legion. This command was active at Chickamauga and in Tennessee, and on January 31, 1864, totaled 171 effectives. During April 1864, the 12th had 234 members and moved into the Valley of Virginia where it was engaged at Piedmont. The unit went on to skirmish in Virginia and East Tennessee, moved to North Carolina, and probably disbanded in Georgia during the spring of 1865. Companies Of The Tennessee 12th Cavalry Battalion (Day's) Members were raised in Hawkins, Greene, Knox, Hamblen, and Grainger counties. CAPTAINS-Clinton D. Lyon, Frank L. Phipps (to major), Co. "A." Organized May 21, 1862 at Lyon's Store, Hawkins County. John Q. Arnold, John S. Fitzpatrick, Co. "B." Organized June 28, 1862 at Greeneville, Greene County. George W. Day (to major), L. I. Jennings, Co. "C." Organized August 27, 1862 at Camp Adian, Hawkins County. D. C. Jackson, James H. Morris, P. H. Thornburg, Co. "D." Organized September 1, 1862 at Morristown, then Grainger, now Hamblen County. Leslie T. Hardy, Co. "E." Organized September 27, 1862 at Knoxville, Knox County. William R. Neilson, Co. "F." Organized September 1, 1863 at Caney Branch, Greene County. J.J. Harrell, Co. "G." Originally Lieutenant Harrell's Company Local Defense Troops (Grainger County). Organized July 27, 1863 at Thorn Hill. Attached to 12th Battalion in October, 1864.

The Tennessee 18th Cavalry Regiment was also called the 19th Regiment. It was organized in May, 1864, by consolidating six companies of Newsom's Tennessee Cavalry Regiment and four companies of Forrest's Alabama Cavalry Regiment, The unit was assigned to T.H. Bell's Brigade in the Department of Alabama, Mississippi, and East Louisiana. Its members were recruited in Hardeman, Madison, Henderson, and McNairy counties.

The Tennessee 12th Infantry Regiment was organized at Jackson, Tennessee, in May, 1861. The companies composing the regiment first assembled at Jackson, where the regiment was organized as part of the Provisional Army of Tennessee. The unit was assigned to B.R. Johnson's, P. Smith's, Vaughan's, and Palmer's Brigade. During June, 1862, the 22nd Regiment merged into the 12th, and in October, 1862, this command was consolidated with the 47th Regiment. This was thus one of the earliest regiments to be consolidated and it continued throughout the war known as the 12th Consolidated although several other units were also consolidated in as time went on.Companies Of The Tennessee 12th Infantry RegimentCo. "A", formerly "G". "The Newbern Blues." Dyer County. Co. "B", formerly "C". Gibson County. Co. "C", formerly "H". Gibson County. Co. "D", formerly "B". Gibson County. Co. "E", formerly "K". Kentucky. Co. "F", formerly "A" Gibson County.Co. "G", formerly "I". Gibson County.Co. "H", formerly "E". "The Gibson Stars." Gibson Countv. Co. "I", formerly "D". Gibson County.Co, "K", formerly "F". Gibson County.

The Tennessee 9th Cavalry Regiment [also called 13th or 15th Cavalry] was organized as an eight-company battalion in September, 1862, then two other companies were assigned in November. It skirmished in Tennessee and Kentucky and served in General Morgan's Brigade. On Morgan's raid into Ohio during July, 1863, most of the men were captured at Buffington Island and New Lisbon. Those that remained went on to serve in the 1st Kentucky Cavalry Battalion.

Murray's Cavalry Regiment [also called 4th Regiment] was organized in August, 1862, using Spiller's Tennessee Cavalry Battalion as its nucleus. The unit was attached to Wharton's Brigade and fought at Perryville and Murfreesborough. On January 23, 1863, it disbanded. Four companies transferred to Baxter Smith's 8th Cavalry, four to the 22nd Infantry Regiment, and two to the 1st Confederate Cavalry Regiment. Companies Of The Tennessee 4th Cavalry Regiment The 4th Cavalry (Murray's ) was organized using Spiller's Tennessee Cavalry Battalion as its nucleus. Co. "A." Organized June 14, 1862 at Chattanooga, Hamilton County. Became 2nd Co. "D," 1st Confederate Cavalry; later an independent company; in 1864 consolidated with 1st Co. "A," 13th Tennessee Cavalry Co. "B." Organized October 2, 1862 at Mill Creek, Putnam County. Became Co. "H," 22nd Tennessee Infantry Battalion. Co. "C." Organized August 14, 1861 at Knoxville. Men from Sullivan County. Formerly Co. "F," 5th Tennessee Cavalry Battalion (q.v.); then served in Spiller's Battalion. Became Co. "B," 8th (4th) Tennessee Cavalry Regiment. Co. "D." Organized November 11, 1861 at Livingston, Overton County, as James W. McHenry's Company, "Brown Rangers." Became 2nd Co. "C," 1st Confederate Cavalry. Co. "E." Organized August 22, 1862 from Smith and Jackson Counties. Became Co. "K," 22nd Tennessee Infantry Battalion. Co. "F." Organized August 10, 1861 at Camp McGinnis, Overton County. Men from Fentress County. Attached to this regiment September, 1862. Became Co. I, 8th (4th) Tennessee Cavalry. Co. "G." Organized August 28, 1862 at Pikeville, Bledsoe County. Became Co. "G," 22nd Tennessee Infantry Battalion. Co. "H." Organized July 22, 1861 at Nashville, Davidson County as Q. C. Sanders' Company. Men from Smith County. Became Co. "C," 8th (4th) Tennessee Cavalry. Co. "I." Organized August 11, 1861 at Chattanooga, Hamilton County as C. C. Spiller's Company. Formerly Co. "B," 5th Tennessee Cavalry Battalion; then in Spiller's Battalion. Became Co. "H," 8th (4th) Tennessee Cavalry. Co. "K." Organized July 31, 1862 at Pikeville, Bledsoe County. Became Co. "F," 22nd Tennessee Infantry Battalion.