The 37th New York Infantry Regiment lost 5 officers and 69 enlisted men killed or mortally wounded and 1 officer and 37 enlisted men to disease during the Civil War.
|Organized at New York City|
|June 7||Mustered in for two years Federal service under Colonel John H. McCunn, Lieutenant Colonel John Burke and Major Dennis C. Minton|
|June 23||Left State for Washington, D.C. by steamer for duty In the Defenses of Washington, D. C. attached to Hunter’s Brigade, Division of the Potomac|
|August||Cos. H and I detached as garrison at Fort Washington until March, 1862.|
|August 28||Private Thomas Rosney died in General Hospital at Washington of his wounds received while on picket duty at Bailey’s Cross Roads, the regiment’s first casualty.|
|September 4||Major Minton discharged. Captain Gilbert Riordan of Company A promoted to major|
|October||Attached to Richardson’s Brigade, Heintzelman’s Division, Army of the Potomac|
|October 18||Reconnaissance to Pohick Church and Occoquan|
|November 11||Reconnaissance to Pohick Church and Occoquan|
|December 12||Captain Francis McHugh died of disease in hospital in Alexandria, Virginia|
Three enlisted men were wounded
|February 17||First Lieutenant and Adjutant Patrick Jones of Company H promoted to major with rank from January 21|
Lee’s House, Occoquan Bridge
The regiment lost 4 enlisted men killed or mortally wounded, 1 wounded
|February 6||Lt. Colonel Burke promoted to colonel of the 63rd New York Infantry|
|February 17||Major Gilbert promoted to lieutenant colonel with rank from January 21|
1 enlisted man was killed
|March 17||Moved to the Peninsula, Va. and attached to 3rd Brigade, 3rd Division, 3rd Army Corps, Army of the Potomac|
|April 5-May 4||Siege of Yorktown|
Battle of Williamsburg
The regiment lost Lieutenants Patrick Hays and James O’Leary, 1 other officer and 27 enlisted men killed or mortally wounded, Captains James Maguire and William De Lacy, Lieutenants Edmund Brown, John Massey, James Smith and 59 enlisted men wounded and 2 enisted men missing.
|May 22-30||Lost 2 enlisted men killed near Fair Oaks|
|May 31-June 1||
Battle of Seven Pines or Fair Oaks
The regiment lost Lieutenant William Fennon and 13 enlisted men killed or mortally wounded, Captains Andrew Diegnan and John McConnell, Lieutenant William Bird, William Green, James Keelan, James Markey, 1 other officer and 60 enlisted men wounded and 2 enlisted men missing.
Captain James O’Beirne earned the Medal of Honor for gallantly maintaining the line of battle until ordered to fall back.
|June 25-July 1||Seven days before Richmond|
|June 25||Oak Grove near Seven Pines|
Charles City Cross Roads and Glendale
The regiment lost 8 enlisted men killed or mortally wounded, 38 enlisted men wounded and 35 missing.
|July 1||Malvern Hill|
|July||At Harrison’s Landing attached to 3rd Brigade, 1st Division, 3rd Army Corps.|
|August 16-27||Moved to Fortress Monroe, then to Centreville|
|August 28-September 2||Pope’s Campaign in Northern Virginia|
Battle of Groveton
The regiment lost 3 enlisted men wounded
|August 30||Bull Run|
|August 31||Colonel McCunn resigned to avoid court martial after criticising his commanding officer.|
|September||Duty in the Defenses of Washington|
|September 28||Samuel B. Hayman mustered in as colonel|
|October – November||Movement to Falmouth|
|October 8||Major Jones promoted to Colonel of the 154th New York Infantry. Captain William De Lacy of Company K promoted to major|
Battle of Fredericksburg, Va.
The regiment was commanded by Colonel Samuel B. Hayman, and lost 9 enlisted men killed or mortally wounded, 25 enlisted men wounded and 1 man missing
|Decmber 24||The regiment received the enlisted men of the 101st New York Infantry|
|January 20-24||“Mud March”|
|April 27-May 6||Chancellorsville Campaign|
|April 29-May 1||Operations at Franklin’s Crossing|
Battle of Chancellorsville
The regiment lost Lieutenant John Kiernan and 11 enlisted men killed or mortally wounded, Captains Jonathan Barley, Richard Murphy and James O’Beirne, 1 other officer and 98 enlisted men wounded, and 1 officer and 107 enlisted men missing or captured.
|June 22||Mustered out, expiration of term, under Colonel Hayman, Lt. Colonel Riordan and Major De Lacy; 225 three years men transferred to 40th Regiment New York Infantry.|