The 22nd New York Cavalry Regiment lost 3 officers and 20 enlisted men killed or mortally wounded and 1 Officer and 183 enlisted men to disease during the Civil War.

1863
Organized at Rochester, N.Y.
December 20 Company A mustered in
1864
January 5 Companies B and C mustered in
January 10 Companies D, E and F mustered in
February 2 Companies G, H and I mustered in
February 6 Company L mustered in
February 12 Company K mustered in
February 23 Company M mustered in
March 4 Left State for Washington, D.C. Duty at Alexandria, Va. attached to 9th Army Corps, Army of the Potomac
April Attached to 4th Division, 9th Army Corps
May-June Rapidan Campaign. Attached to 2nd Brigade, 3rd Division, Cavalry Corps, Army of the Potomac
May 5-7 Battle of the Wilderness
May 8-21 Spottsylvania Court House (Battalion)
May 9 Escort ambulance trains to Fredericksburg, and picket duty there
May 28 Moved to White House Landing, thence to Cold Harbor
June 1-12 Cold Harbor
June 12 Long Bridge
June 13 Riddle’s Shop and White Oak Swamp
June 15 Malvern Hill
June 22-30 Wilson’s Raid on South Side & Danville Railroad
June 22 Ream’s Station
June 22-23 Jerusalem Plank Road (Detachment)
June 22 Dinwiddie Court House
June 23 Black and White Station, Nottaway Court House, and Stony Creek Station
June 25 Staunton River Bridge (or Roanoke Station)
June 28 Sappony Church (or Stony Creek)
June 29-30 Ream’s Station
July Before Petersburg
August 7-November 28 Sheridan’s Shenandoah Valley Campaign. Attached to Army of the Shenandoah. Middle Military Division
August 17 Winchester
August 21-22 Near Charlestown
August 25 Kearneysville
September 7 Near Brucetown and near Winchester
September 13 Locke’s Ford
September 19 Battle of Winchester
September 20 Near Cedarville
September 21 Front Royal Pike
September 22 Fisher’s Hill, Luray Valley and Milford
September 29 and October 2 Waynesboro
October 8-9 Tom’s Brook (“Woodstock Races”)
October 19 Battle of Cedar Creek
November 10 Near Kernstown
November 12 Newtown and Cedar Creek
November 22 Rude’s Hill, near Mt Jackson
November 30 Moorefield Pike
December 19-22 Expedition to Lacy’s Springs
December 21 Lacy’s Springs
February 4-6 Expedition from Winchester to Moorefield, W. Va.
March 2 Sheridan’s Raid, Waynesboro and Occupation of Staunton
March 3-8 Detached from Division to guard prisoners from Waynesboro to Winchester
March 5 Harrisonburg
March 7 Mr. Jackson and Rude’s Hill
March Duty at and in the vicinity of Winchester attached to Cavalry Brigade, Army of the Shenandoah
March 17-19 Scout from Winchester to Edenburg (Detachment)
April 26-May 5 Operations in the Shenandoah Valley
August 1 Mustered out and honorably discharged from service.