Third WV Infantry/Sixth WV Vets Vol Cav

Major Andrew Jackson Squires (Courtesy Michael Phillips)
This regiment was organized as a regiment of Virginians loyal to the federal government and was first called the Third Virginia Infantry. The following information is from Dyer's Compendium.
THIRD VIRGINIA INFANTRY - Organized at Wheeling, Clarksburg and Newburg, W. Va., June-July, 1861. Served unattached, Army of West Virginia, to September, 1861. Cheat Mountain, District West Virginia, to March, 1862. Cheat Mountain District, Dept. of the Mountains, to April, 1862. Milroy's Independent Brigade, Dept. of the Mountains, to June, 1862. Milroy's Independent Brigade, 1st Army Corps, Pope's Army of Virginia, to September, 1862. Defences of Washington, D.C., to October, 1862. Unattached, District of West Virginia, Dept. of the Ohio, to March, 1863. Averill's 4th Separate Brigade, 8th Army Corps, Middle Department, to June, 1863. Averill's 4th Separate Brigade, Dept. of West Virginia, to December, 1863. 3rd Brigade, 4th Division, Army of West Virginia, to January, 1864.
SERVICE--Protecting border counties against guerrillas from Phillippi to Suttonville, W. Va., till September, 1861. Rowell's Run September 6. Moved to Beverly September 10, thence to Elkwater, and duty there till April, 1862. Romney, Hanging Rock, September 23, 1861. Romney September 23-25. Mill Creek Mills October 26. Skirmishes in Clay, Braxton and Webster Counties December 29-31. Elk Mountain March 19, 1862. Advance on Staunton April 5-May 8. Cow Pasture May 7. Battle of McDowell May 8. Bull Pasture Mountain May 8. Reconnoissance to Franklin May 9-11. Franklin May 11-13. Strasburg and Staunton Road June 1-2. Battle of Cross Keys June 8. At Strasburg June 20-July 5. Advance to Luray July 5-11. Moved to Sperryville July 11, thence to Woodville July 22, and duty there till August 9. Battle of Cedar Mountain August 9. Crooked Creek August 12. Pope's Campaign In Northern Virginia August 16-September 2. Fords of the Rappahannock August 21-23. Freeman's Ford and Hazel Run August 22. Waterloo Bridge August 23-25. Gainesville August 28. Groveton August 29. Bull Run August 30. Duty in the Defences of Washington till September 30. Moved to Clarksburg, W. Va., September 30-October 1. Duty at Clarksburg, Mt. Pleasant, and outpost duty at Buckhannon, Centreville, Bulltown, Sutton and Glenville till April, 1863. Regiment mounted, Janelew, May 5.
The mounted regiment became known as the Third Virginia Infantry Mounted. Little more than a month later, with the official formation of West Virginia as a state, the regiment became the Third West Virginia Infantry Mounted or Third West Virginia Volunteer Infantry.
Huttonsville July 4. Near Hedgeville and Martinsburg July 18-19. Averill's Raid through Hardy, Pendleton, Highland, Bath, Greenbrier and Pocahontas Counties August 5-31. Huntersville August 22 (Detachment). Jackson River August 25. Rocky Gap near White Sulphur Springs August 26-27. Averill's Raid against Lewisburg and the Virginia & Tennessee Railroad November 1-11. Cockletown November 4. Mill Point November 5. Droop Mountain November 6. Averill's Paid to Salem on Virginia & Tennessee Railroad December 8-25. Gatewood's December 12. Salem December 16. Scott's or Barber's Creek December 19. Moorefield December 28. Designation changed to Sixth West Virginia Cavalry January 26, 1864 (which see).
SIXTH WEST VIRGINIA CAVALRY. Organized from 3rd West Virginia Mounted Infantry January 26, 1864. Attached to 3rd Brigade, 4th Division, Army West Virginia, to April, 1864. 3rd Brigade, 2nd Cavalry Division, West Virginia, to June, 1864. 2nd Brigade, 2nd Cavalry Division, West Virginia, to July, 1864. Reserve Division, Harper's Ferry, W. Va., to January, 1865. Remount Camp Pleasant Valley, Md., to April, 1865. Dept. of Washington, D.C., 22nd Army Corps, to June, 1865. District of the Plains, Dept. of Missouri, to May, 1866.
SERVICE.--Duty at Martinsburg, W. Va., till March, 1864. Operations in Hampshire and Hardy Counties January 27-February 7. Springfield February 2. Moved to Beverly, March, and duty there till May. Winchester April 8 (Detachment). Kablestown June 10 (Detachment). White Post June 13 (Detachment). Wire Bridge and Springfield June 26 (Detachment). Frankfort July 4. Back Creek Bridge July 26. Regiment reorganized at Cumberland, Md., July 7. Remounted at North Bridge August 22, and ordered to New Creek. Duty there till January 12, 1865. Expedition, to Moorefield November 6-8, 1864 (Detachment). Moorefield November 27-28. New Creek November 28. Moved to Remount Camp, Md., January 12, 1865, and duty there till April 4. Duty at Washington, D.C., till June 12.
About this time the regiment became known as the Sixth West Virginia Veterans Volunteer Cavalry. Moved to Leavenworth, Kan., June 12-29, and duty there till July 16. A detachment moved to Fort Kearney, Neb., and duty under Major Squires. Regiment moved to Julesburg and duty escorting Overland mails and operating against hostile Indians at Julesburg and Cottonwood Springs till April, 1866. Moved to Fort Leavenworth, Kan., and mustered out May 22, 1866.
Regiment lost during service 5 Officers and 28 Enlisted men killed and mortally wounded and 2 Officers and 201 Enlisted men by disease. Total 236.
The book, Loyal West Virginia 1861 to 1865 written by Theodore Lang, contains two chapters that focus on this regiment. Checkout pages 214-220 and 228-232, aka Chapters XXIX and XXX, for a more thorough history of the regiment. 
Follow the links below for muster rolls and any information we have on these individual soldiers in our files. We know that we are missing information on the officers and staff as well as the enlisted men of  Company I and K.
If any of these are "your" ancestor and you have photos, letters, manuscripts, etc., about or by any of them, we would like to hear from you. Just e-mail our webmaster.