Chaffin's Farm Union order of battle
Introduction The following Union Army units and commanders fought in the Battle of Chaffin's Farm of the American Civil War. The Confederate order of battle is shown separately.
Abbreviations used ===Military rank===* '''MG''' = Major General* '''BG''' = Brigadier General* '''Col''' = Colonel* '''Ltc''' = Lieutenant Colonel* '''Maj''' = Major===Other===* '''w''' = wounded* '''k''' = killed
Army of the James MG Benjamin F. Butler* Chief of Engineers: BG Godfrey Weitzel===X Corps===MG David B. Birney Division Brigade Regiments and OthersFirst Division    BG Alfred H. Terry 1st Brigade  Col Francis B. Pond ('''w''')   Col Thomas Mulcahy   Ltc Alvin C. Voris* 39th Illinois* 62nd Ohio* 67th Ohio: Ltc Alvin C. Voris* 85th Pennsylvania 2nd Brigade  Col Joseph C. Abbott* 6th Connecticut* 7th Connecticut* 3rd New Hampshire* 7th New Hampshire* 16th New York Heavy Artillery 3rd Brigade  Col Harris M. Plaisted* 10th Connecticut* 11th Maine* 1st Maryland Cavalry* 27th Massachusetts* 100th New YorkSecond Division    BG Robert Sanford Foster 1st Brigade  Col Rufus Daggett ('''w''')   Ltc Albert M. Barney* 3rd New York* 112th New York* 117th New York* 142nd New York: Ltc Albert M. Barney 2nd Brigade  Col Galusha Pennypacker* 47th New York* 48th New York* 76th Pennsylvania* 97th Pennsylvania* 203rd Pennsylvania 3rd Brigade  Col Louis Bell* 13th Indiana* 9th Maine* 4th New Hampshire* 115th New York* 169th New YorkThird Division    (incomplete) 1st Brigade  BG William Birney* 29th Connecticut (Colored)* 7th U.S. Colored Troops* 8th U.S. Colored Troops* 9th U.S. Colored Troops* 45th U.S. Colored TroopsArtillery Artillery Brigade  Col Richard H. Jackson* 1st Battery, Connecticut Light Artillery* 4th Battery, New Jersey Light Artillery * 5th Battery, New Jersey Light Artillery* 1st Pennsylvania Light Artillery, Battery E* 3rd Rhode Island Heavy Artillery, Battery C* 1st U.S. Artillery, Batteries C and D* 1st U.S. Artillery, Battery M* 3rd U.S. Artillery, Battery E* 4th U.S. Artillery, Battery D===XVIII Corps===MG Edward O. C. Ord ('''w''') ''September 29''BG Charles A. HeckmanBG Godfrey Weitzel Division Brigade Regiments and OthersFirst Division    BG George J. Stannard ('''w''')    Colonel James Jourdan    BG Gilman Marston 1st Brigade  Col Aaron Fletcher Stevens ('''w''')   Ltc Thomas Mulcahy ''temp Sept 29''   Ltc John B. Raulston* 13th New Hampshire: Ltc Jacob J. Storer* 81st New York: Ltc John B. Raulston* 98th New York: Ltc William Kreutzer* 139th New York: Ltc Thomas Mulcahy 2nd Brigade  BG Hiram Burnham ('''k''')   Col Michael Donohoe ('''w''')   Ltc Stephen Moffitt ''temp 29 Sept''   Col Edgar M. Cullen* 8th Connecticut: Ltc Martin B. Smith* 10th New Hampshire: Col Michael Donohoe* 96th New York: Col Edgar M. Cullen, Ltc Stephen Moffitt* 118th New York: Col George F. Nichols 3rd Brigade  Col Samuel H. Roberts ('''w''')   Ltc Stephen H. Moffitt* 21st Connecticut: Capt James F. Brown* 92nd New York* 58th Pennsylvania* 188th Pennsylvania: Maj Francis H. ReichardSecond Division    BG Charles A. Heckman     Col Harrison S. Fairchild     BG Charles A. Heckman 1st Brigade  Col James Jourdan   Col George M. Guion* 148th New York: Col George M. Guion* 158th New York: Col James Jourdan* 55th Pennsylvania 2nd Brigade  Col Edward H. Ripley* 8th Maine* 9th Vermont 3rd Brigade  Col Harrison S. Fairchild* 89th New York: Maj Wellington M. Lewis* 2nd Pennsylvania Heavy Artillery: Col James L. Anderson ('''k''')Third Division    BG Charles J. Paine 1st Brigade  Col John Henry Holman* 1st U.S.C.T. * 22nd U.S.C.T. * 37th U.S.C.T. 2nd Brigade  Col Alonzo G. Draper* 5th U.S.C.T. * 36th U.S.C.T. * 38th U.S.C.T. 3rd Brigade  Col Samuel A. Duncan ('''w''')   Col John W. Ames* 4th U.S.C.T. * 6th U.S.C.T. Unattached* U.S. SharpshootersArtillery Artillery Brigade  Maj George B. Cook* 2nd New York Light Artillery, Battery H* 3rd New York Light Artillery, Battery E* 3rd New York Light Artillery, Battery K* 3rd New York Light Artillery, Battery M* 7th Battery, New York Light Artillery* 16th Battery, New York Light Artillery* 17th Battery, New York Light Artillery* 1st Pennsylvania Light Artillery, Battery A* 1st Rhode Island Light Artillery, Battery F* 1st U.S. Artillery, Battery B* 4th U.S. Artillery, Battery L* 5th U.S. Artillery, Battery A* 5th U.S. Artillery, Battery F ===Cavalry=== Division Brigade Regiments and OthersCavalry Division    BG August V. Kautz 1st Brigade  Col Robert M. West* 2nd New York Cavalry* 5th Pennsylvania Cavalry 2nd Brigade  Col Samuel P. Spear* 1st D.C. Cavalry* 11th Pennsylvania Cavalry Artillery* 4th Battery, Wisconsin Light Artillery
Notes
Sources * Composition is taken from the  Official Records* Eicher, John H., and Eicher, David J., ''Civil War High Commands'', Stanford University Press, 2001, .