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T. Devin

T. Devin

Federal (USA)


Thomas Casimer Devin

(1822 - 1878)

Home State: New York

Command Billet: Commanding Regiment

Branch of Service: Cavalry

Unit: 6th New York Cavalry

Before Antietam

Pre-War Profession: House painter, a partner in a paint, oil, and varnish firm in the city, and a militia officer - rising to Lt. Colonel of the 1st New York State Militia Cavalry. After serving at the head of his "independent Company" of Cavalry, a 90-day Volunteer unit he raised, In July 1861 he was appointed Captain in the 1st NY Cavalry and on November 18, 1861 he was appointed Colonel of the 6th NY Cavalry.

On the Campaign

He was in command of a detachment (8 companies) of his Regiment in the Ninth (IX) Corps Cavalry.

They were at South Mountain on the 14th in support of Campbell's Battery, and crossed Antietam Creek early on the 16th to scout the Confederate line. They took artillery fire near the Lower Bridge on that mission. On the 17th they were stationed near and below the Bridge opposite the Confederate Cavalry at that end of the field.

The rest of the War

He commanded the 2nd Brigade/1st Division/Cavalry Corps at Chancellorsville, Beverly Ford, and with distinction under BGen Buford on the first day at Gettysburg. He was on the raid on Richmond, in the Shenandoah Valley campaign, at Front Royal (wounded), Winchester, Fisher's Hill, and Cedar Creek. In October 1864 he was appointed BGen. of Volunteers, and led the 1st Division of the Cavalry Corps to Five Forks, and on the rest of the Appomattox campaign.

After the War

He continued in career Army service in the cavalry ending as Colonel of the 3rd US Cavalry Regiment.

More on the Web

For a portrait of Devin and something about his role at Five Forks in April 1865, see an article on the blog. There is also a fine Bio at the Buford Boys [gone?] site.


12/10/1822; New York, NY


4/4/1878; New York, NY; burial in USMA, West Point, NY