The Civil War in the East

13th New York Cavalry Regiment "Seymour Light"

The regiment lost 31 enlisted men killed and mortally wounded and 1 officer and 97 enlisted men to disease during the Civil War.



June 20

Regiment organized at Staten Island, N.Y., by vconsolidation of several incomplete cavalry organizations

June 23

6 Companies (A - F) left State for Washington, D.C. for patrol duty in rear of Army of the Potomac during Gettysburg Campaign under Lieutenant Colonel Henry S. Gansevoort and Major N. Coles. Attached to Cavalry Brigade, 22nd Army Corps, Dept. of Washington

July 15

New York Riots (Companies G, H)


Duty in and covering the Defenses of Washington, D.C.

August 14

Companies G and H left state to join regiment at Washington, D.C.

August 24

Action at Fairfax, Va.

September - October

Operations against Moseby

October 14

Near Bristoe Station

October 16


December 9

Near Lewinsville


Companies I - M left state to join regiment at Washington, D.C. Assigned to 3rd Brigade, Tyler's Division, 22nd Army Corps

December 16

Near Vienna

December 22

Fairfax Court House

December 25-27

Scout from Vienna to Leesburg

December 28-31

Scout from Vienna to Hopewell Gap


February 20

Front Royal

February 25-26

Scout from Vienna to Farmwell

April 28-May 1

Scout from Vienna toward Upperville

May 1

Carter's Farm


Assigned to Cavalry Brigade, 22nd Army Corps

June 11 and July 9

Near Aldie

July 6

Mt. Zion Church, near Aldie

July 18-21

Scout from Falls Church (Detachment)

August 8

Fairfax Station

August 10

Blue Ridge Mountains

September 3


September 4


September 13

Near Centreville

September 17

Fairfax Station

September 22


October 5-7

Salem and White Plains

October 14

Moseby's Camp

October 16

Union Mills

October 19


October 22

Near Fall's Church


Assigned to 1st Separate Brigade, 22nd Army Corps

December 21



January 1, 1865


February 3

Near Broad Run

February 6

Near Leesburg

March 12

Near Peach Grove (Detachment)

March 18

Near Dranesville (Detachment)

June 23

The regiment, commanded by Colonel Henry S. Gansevoort, was consolidated with the 16th New York Cavalry to form 3rd Regiment Provisional Cavalry

About the Author • ©2015 Steve Hawks