The following units served the Union Army during the American Civil War.

Infantry

Unit Nickname Note 1st New York Volunteer Infantry Regiment 2nd New York Volunteer Infantry Regiment "Troy Regiment" 3rd New York Volunteer Infantry Regiment "Albany Regiment" 4th New York Volunteer Infantry Regiment "1st Scott's Life Guard" 5th New York Volunteer Infantry Regiment "National Zouaves"; "Advance Guard Zouaves"; "Duryée's Zouaves" 5th New York Veteran Volunteer Infantry Regiment "Duryea's Zouaves" 6th New York Volunteer Infantry Regiment "Billy Wilson's Zouaves"; "Union Battalion Zouaves"; "Union Volunteers" 7th New York Volunteer Infantry Regiment "Steuben Guard"; "Steuben Regiment" 7th New York Veteran Infantry Regiment 8th New York Volunteer Infantry Regiment "First German Rifles" or "Blenker's Rifles" 9th New York Volunteer Infantry Regiment "Hawkins' Zouaves" 10th New York Volunteer Infantry Regiment "National Zouaves," "New-York Zouaves," "McChesney's Zouaves" 11th New York Volunteer Infantry Regiment "First Fire Zouaves," "Ellsworth Zouaves" 12th New York Volunteer Infantry Regiment "First Onondaga Regiment" 13th New York Volunteer Infantry Regiment "Rochester Regiment" 14th New York Volunteer Infantry Regiment "1st Oneida County Regiment" 15th New York Volunteer Infantry Regiment "New York Sappers And Miners" Converted into 15th Engineers 16th New York Volunteer Infantry Regiment "1st Northern New York Regiment" 17th New York Volunteer Infantry Regiment "Westchester Chasseurs" 17th New York Veteran Volunteer Infantry Regiment "Veteran Zouaves" 18th New York Volunteer Infantry Regiment "New York State Rifles" 19th New York Volunteer Infantry Regiment "Cayuga County Regiment" Converted into 3rd New York Light Artillery Regiment 20th New York Volunteer Infantry Regiment "United Turner Rifles" 21st New York Volunteer Infantry Regiment "1st Buffalo Regiment" 22nd New York Volunteer Infantry Regiment "2nd Northern New York Regiment" 23rd New York Volunteer Infantry Regiment "Southern Tier Regiment" 24th New York Volunteer Infantry Regiment "Oswego County Regiment" 25th New York Volunteer Infantry Regiment (3 month) 25th New York Volunteer Infantry Regiment "Union Rangers", "Kerrigan Rangers" 26th New York Volunteer Infantry Regiment "2nd Oneida Regiment" 27th New York Volunteer Infantry Regiment "Union Regiment" 28th New York Volunteer Infantry Regiment (3 month) 28th New York Volunteer Infantry Regiment Niagara Rifles" or "Scott Life Guard" 29th New York Volunteer Infantry Regiment "Astor Rifles" or "1st German Infantry" 29th New York Veteran Volunteer Infantry Regiment Failed to complete organization. Enlistees were transferred to the 13th New York Heavy Artillery Regiment on October 14, 1863. 30th New York Volunteer Infantry Regiment 31st New York Volunteer Infantry Regiment "Baxter's Light Guard" or "Montezuma Regiment" 31st New York Veteran Volunteer Infantry Regiment Failed to complete organization. Enlistees were transferred to the 5th New York Veteran Volunteer Infantry Regiment on October 14, 1863. 32nd New York Volunteer Infantry Regiment "1st California Regiment" 33rd New York Volunteer Infantry Regiment "Ontario Regiment" 34th New York Volunteer Infantry Regiment "Herkimer Regiment" 35th New York Volunteer Infantry Regiment "Jefferson County Regiment" 36th New York Volunteer Infantry Regiment "Washington Volunteers" 37th New York Volunteer Infantry Regiment "Irish Rifles" 38th New York Volunteer Infantry Regiment "Second Scott's Life Guard" 38th New York Veteran Volunteer Infantry Regiment Failed to complete organization. Enlistees were transferred to the 5th New York Veteran Volunteer Infantry Regiment on October 14, 1863. 39th New York Volunteer Infantry Regiment "Garibaldi Guard" or "First Foreign Rifles" 40th New York Volunteer Infantry Regiment "Mozart Regiment," "United States Constitution Guard" 41st New York Volunteer Infantry Regiment "De Kalb Regiment," "Second Yager Regiment"After three years enlistment period, the regiment was reorganized as six companies battalion. 41st New York Veteran Volunteer Infantry Regiment. 42nd New York Volunteer Infantry Regiment "Tammany Jackson Guard" 43rd New York Volunteer Infantry Regiment "Albany and Yates Rifles" 44th New York Volunteer Infantry Regiment "Ellsworth Avengers" or "People's Ellsworth Regiment" 45th New York Volunteer Infantry Regiment "5th German Rifles" 46th New York Volunteer Infantry Regiment "Fremont Rifles" 47th New York Volunteer Infantry Regiment "Washington Grays" 48th New York Volunteer Infantry Regiment "Continental Guard" later, "Perry's Saints" 49th New York Volunteer Infantry Regiment 50th New York Volunteer Infantry Regiment "Stuart's Engineers" or "Independent Engineers" Converted to 50th New York Volunteer Engineers on 22 October 1861 51st New York Volunteer Infantry Regiment "Shepard Rifles" 52nd New York Volunteer Infantry Regiment "German Rangers" or "Sigel Rifles" 53rd New York Volunteer Infantry Regiment "D'Epineuil Zouaves" or "Poughkeepsie Boys" 53rd New York Volunteer Infantry Regiment Failed to complete organization. Recruits were transferred to the 132nd New York Volunteer Infantry and 162nd New York Volunteer Infantry September 10, 1862. 54th New York Volunteer Infantry Regiment "Hiram Barney Rifles" or "Barney Black Rifles" 55th New York Volunteer Infantry Regiment "Gardes Lafayette" 56th New York Volunteer Infantry Regiment "10th Legion" 57th New York Volunteer Infantry Regiment "National Guard Rifles" 58th New York Volunteer Infantry Regiment "Polish Legion" 59th New York Volunteer Infantry Regiment "Union Guards" 60th New York Volunteer Infantry Regiment "1st St. Lawrence Regiment" 61st New York Volunteer Infantry Regiment "Clinton Guards" 62nd New York Volunteer Infantry Regiment "Anderson Zouaves" 63rd New York Volunteer Infantry Regiment "Third Regiment Irish Brigade" Member of the Irish Brigade 64th New York Volunteer Infantry Regiment "Cattaraugus Regiment" 65th New York Volunteer Infantry Regiment "1st United States Chasseurs" 66th New York Volunteer Infantry Regiment "Governor's Guard" 67th New York Volunteer Infantry Regiment "Beecher's Pets"; "1st Long Island Regiment" 68th New York Volunteer Infantry Regiment "Cameron Rifles" or "2nd German Rifle Regiment" 69th New York Volunteer Infantry Regiment, "First Regiment Irish Brigade," "The Fighting 69th" Member of the Irish Brigade 70th New York Volunteer Infantry Regiment "First Regiment Excelsior Brigade" Member of Excelsior Brigade 71st New York Volunteer Infantry Regiment "Second Regiment Excelsior Brigade," "The American Guard" Member of Excelsior Brigade 72nd New York Volunteer Infantry Regiment "Third Regiment Excelsior Brigade" Member of Excelsior Brigade 73rd New York Volunteer Infantry Regiment "Fourth Regiment Excelsior Brigade," "Second Fire Zouaves" Member of Excelsior Brigade 74th New York Volunteer Infantry Regiment "Fifth Regiment Excelsior Brigade" Member of Excelsior Brigade 75th New York Volunteer Infantry Regiment "Auburn Regiment" 76th New York Volunteer Infantry Regiment "Cortland Regiment" What remained of the 76th New York was transferred to the 147th New York Infantry in January 1865. 77th New York Volunteer Infantry Regiment "Bemis Heights Regiment" or "Saratoga Regiment" 78th New York Volunteer Infantry Regiment "78th Highlanders," "Lochiel Cameron Highlanders," "First Regiment, Eagle Brigade" 79th New York Volunteer Infantry Regiment "Highland Guard" Formed from 79th New York State Militia 80th New York Volunteer Infantry Regiment "Ulster Guard" Formed from the 20th New York State Militia Regiment. 81st New York Volunteer Infantry Regiment "2nd Oswego Regiment" or "Mohawk Rangers" 82nd New York Volunteer Infantry Regiment "State Guards", "2nd New York Light Infantry" Formed from the 2nd Regiment New York State Militia. 83rd New York Volunteer Infantry Regiment "Ninth Militia," "Ninth Infantry National Guard," or "City Guard" Formed from the 9th New York State Militia. 84th New York Volunteer Infantry Regiment (14th Brooklyn N.Y.S.M.) "Fourteenth Brooklyn," "Red Legged Devils" 85th New York Volunteer Infantry Regiment "The Plymouth Pilgrims" 86th New York Volunteer Infantry Regiment "Steuben Rangers" 87th New York Volunteer Infantry Regiment "13th Brooklyn" Formed from 13th New York State Militia and several uncompleted units 88th New York Volunteer Infantry Regiment "Second Regiment Irish Brigade," "Mrs. Meagher's Own" Member of the Irish Brigade 89th New York Volunteer Infantry Regiment "Dickinson Guard" 90th New York Volunteer Infantry Regiment "Hancock Guard" 91st New York Volunteer Infantry Regiment "Albany Regiment" 92nd New York Volunteer Infantry Regiment "2nd St. Lawrence County Regiment", "New York Excelsior Rifle Legion", "Excelsior Rifle Blues", and "Potsdam Regiment" 93rd New York Volunteer Infantry Regiment "Morgan Rifles" 94th New York Volunteer Infantry Regiment "Bell Rifles" 95th New York Volunteer Infantry Regiment "Warren Rifles" 96th New York Volunteer Infantry Regiment "Plattsburg Regiment" 97th New York Volunteer Infantry Regiment "Conkling Rifles" 98th New York Volunteer Infantry Regiment "Wayne County Regiment" 99th New York Volunteer Infantry Regiment "Union Coast Guard" 100th New York Volunteer Infantry Regiment "3rd Buffalo Regiment" 101st New York Volunteer Infantry Regiment "Union Brigade" 102nd New York Volunteer Infantry Regiment "Van Buren Light Infantry" 103rd New York Volunteer Infantry Regiment "Seward Infantry" 104th New York Volunteer Infantry Regiment "Wadsworth Guards" or "Livingston County Regiment" 105th New York Volunteer Infantry Regiment "Rochester Regiment" 106th New York Volunteer Infantry Regiment "St. Lawrence County Regiment" 107th New York Volunteer Infantry Regiment "Campbell Guards" 108th New York Volunteer Infantry Regiment 109th New York Volunteer Infantry Regiment "Binghamton Regiment" or "Railway Brigade" 110th New York Volunteer Infantry Regiment 111th New York Volunteer Infantry Regiment "Harper's Ferry Regiment" 112th New York Volunteer Infantry Regiment "Chautauqua Regiment" 113th New York Volunteer Infantry Regiment "Albany County Regiment" also known as "Seymour Guard" Originally mustered in as infantry on August 18, 1862. Re-designated 7th New York Heavy Artillery on December 19, 1862 due to need for the defenses of Washington, D.C. 114th New York Volunteer Infantry Regiment 115th New York Volunteer Infantry Regiment "Iron Hearted Regiment" 116th New York Volunteer Infantry Regiment 117th New York Volunteer Infantry Regiment "4th Oneida Regiment" 118th New York Volunteer Infantry Regiment "Adirondack Regiment" 119th New York Volunteer Infantry Regiment 120th New York Volunteer Infantry Regiment "Ulster Regiment" or "Washington Guards"Member of Excelsior Brigade 121st New York Volunteer Infantry Regiment "Onesters" 122nd New York Volunteer Infantry Regiment "Onondagas" 123rd New York Volunteer Infantry Regiment 124th New York Volunteer Infantry Regiment "Orange Blossoms" 125th New York Volunteer Infantry Regiment "Harper's Ferry Regiment" 126th New York Volunteer Infantry Regiment "Harper's Ferry Regiment" 127th New York Volunteer Infantry Regiment "National Volunteers" or "Monitors" 128th New York Volunteer Infantry Regiment "Old Steady" 129th New York Volunteer Infantry Regiment "Albany County Regiment" and the "Seymour Guard" Originally mustered in as infantry on August 22, 1862. Re-designated 8th New York Heavy Artillery on December 19, 1862 due to need for the defenses of Washington, D.C. 130th New York Volunteer Infantry Regiment Reorganized as 19th New York Cavalry 131st New York Volunteer Infantry Regiment "1st Metropolitan Guards" 132nd New York Volunteer Infantry Regiment "Hillhouse Light Guards" Also the "Second Regiment, Empire, Spinola's Brigade" 133rd New York Volunteer Infantry Regiment "2nd Metropolitan Guards" 134th New York Volunteer Infantry Regiment 135th New York Volunteer Infantry Regiment "Anthony Wayne