Siege of Port Hudson order of battle: Union explained

The following is the organization of the Union forces engaged at the Siege of Port Hudson, during the American Civil War in 1863. The Confederate order of battle is listed separately.

Abbreviations used

Military rank

• MG = Major General
• BG = Brigadier General
• Col = Colonel
• Ltc = Lieutenant Colonel
• Maj = Major
• Cpt = Captain
• Lt = 1st Lieutenant

Other

• w = wounded
• mw = mortally wounded
• k = killed
• c = captured

Union forces

Army of the Gulf

See main article: Army of the Gulf.

XIX Corps

See main article: XIX Corps (Union Army). MG Nathaniel P. Banks

• Chief of Staff: BG George L. Andrews^[1] until 27 May, BG Charles P. Stone
• Chief of Artillery: BG Richard Arnold

width=25%	Division	width=25%	Brigade	Regiments and Others
1st Division     MG Christopher C. Augur	1st Brigade   Col Edward P. Chapin (k)   Col Charles J. Paine^[2]	2nd Louisiana Col Charles J. Paine 21st Maine Col Elijah D. Johnson^[3] 48th Massachusetts Col Eben F. Stone 49th Massachusetts Ltc Burton D. Deming (k) 116th New York Cpt John Higgins
	2nd Brigade   BG Godfrey Weitzel^[4]   Col Stephen Thomas^[5] ^[6]	12th Connecticut Ltc Frank Henry Peck (w) 75th New York Col Robert B. Merritt 114th New York Col Elisha B. Smith (mw) 160th New York Ltc John B. Van Petten 8th Vermont Col Stephen Thomas
	3rd Brigade   Col Nathan Dudley	30th Massachusetts Ltc William W. Bullock 50th Massachusetts Col Carlos P. Messer 161st New York Col Gabriel T. Harrower 174th New York Maj George Keating
	Artillery	1st Battery, Indiana Heavy Artillery Col John A. Keith 1st Battery, Maine Light Artillery Lt John E. Morton 6th Battery, Massachusetts Light Artillery Lt John F. Phelps 12th Massachusetts Light Artillery (section) Lt Edwin M. Chamberlin 18th Battery, New York Light Artillery Cpt Albert G. Mack Battery A, 1st U.S. Light Artillery: Cpt Edmund C. Bainbridge Battery G, 5th U.S. Artillery: Lt Jacob B. Rawles
2nd Division     BG Thomas W. Sherman (w)     BG George L. Andrews^[7]     BG Frank S. Nickerson^[8]     BG William Dwight^[9]	1st Brigade   BG Neal S. Dow (w&c)^[10]   Col David S. Cowles (k)^[11]   Col Thomas S. Clark^[12]	26th Connecticut Col Thomas G. Kingsley 6th Michigan Col Thomas S. Clark 15th New Hampshire Col John W. Kingman 128th New York Col David S. Cowles 162nd New York Col Lewis Benedict
	2nd Brigade^[13]   Col Alpha B. Farr   Col Thomas W. Cahill^[14]   Col Lewis Benedict^[15] ^[16]	9th Connecticut Ltc Richard Fitz Gibbons 26th Massachusetts Ltc Josiah A. Sawtell 42nd Massachusetts Ltc Joseph Stedman 47th Massachusetts Col Lucius B. Marsh
	3rd Brigade   BG Frank S. Nickerson	14th Maine Col Thomas W. Porter 24th Maine Col George Marston Atwood 28th Maine Col Ephraim W. Woodman 165th New York Ltc Abel Smith, Jr. (mw May 27) 175th New York Col Michael K. Bryan (k) 177th New York Col Ira W. Ainsworth
	Artillery	21st Battery, New York Light Artillery: Cpt James Barnes 1st Battery, Vermont Light Artillery Cpt George T. Hebard
3rd Division     BG Halbert E. Paine (w)     Col Hawkes Fearing^[17]	1st Brigade   Col Timothy Ingraham   Col Samuel P. Ferris^[18] ^[19]	28th Connecticut Col Samuel P. Ferris^[20] 4th Massachusetts Col Henry Walker 16th New Hampshire Col James Pike 110th New York Col Clinton H. Sage
	2nd Brigade   Col Hawkes Fearing   Maj John H. Alcot^[21]	8th New Hampshire Ltc Oliver W. Lull (k, May 27) 133rd New York Col Leonard D. H. Currie 173rd New York Maj A. Power Gallway 4th Wisconsin Col Sidney A. Bean (k, May 29)
	3rd Brigade   Col Oliver P. Gooding	31st Massachusetts Ltc William S.B. Hopkins 38th Massachusetts Ltc William L. Rodman (k) 53rd Massachusetts Col John W. Kimball 156th New York Col Jacob Sharpe
	Artillery	4th Battery, Massachusetts Light Artillery Lt Frederick W. Reinhard Battery F, 1st U.S. Light Artillery Cpt Richard C. Duryea 2nd Battery, Vermont Light Artillery Cpt Pythagoras E. Holcomb
4th Division     BG Cuvier Grover	1st Brigade   BG William Dwight   Col Joseph S. Morgan^[22]	1st Louisiana (U.S.) Col Richard E. Holcomb (k), Ltc William O. Fiske 22nd Maine Col Simon G. Jerrard 90th New York Col Joseph S. Morgan 91st New York Infantry Regiment Col Jacob Van Zandt 131st New York Col Nicholas W. Day
	2nd Brigade   Col William K. Kimball	24th Connecticut Col Samuel M. Mansfield^[23] 12th Maine Ltc Edward Ilsley 41st Massachusetts ^[24] Col Thomas E. Chickering 52nd Massachusetts Col Halbert S. Greenleaf
	3rd Brigade   Col Henry W. Birge	13th Connecticut Cpt Apollos Comstock 25th Connecticut Ltc Mason C. Weld^[25] 26th Maine Col Nathan H. Hubbard 159th New York Ltc Charles A. Burt
	Artillery   Cpt Henry W. Closson	2nd Battery Massachusetts Light Artillery Cpt Ormand F. Nims Battery L, 1st U.S. Light Artillery: Cpt Henry W. Closson Battery C, 2nd U.S. Light Artillery: Lt Theodore Bradley
United States Colored Troops	Corps D'Afrique   BG Daniel Ullman	6th Corps D'Afrique: Maj George Bishop 7th Corps D'Afrique Maj Cornelius Mowers 8th Corps D'Afrique Ltc William S. Mudgett 9th Corps D'Afrique: Ltc Isaac S. Bangs 10th Corps D'Afrique: Ltc Ladislas L. Zulavsky 1st Louisiana Engineers Col Justin Hodge
	Native Guard	1st Louisiana Native Guards: Ltc Chauncey J. Bassett 3rd Louisiana Native Guards: Col John A. Nelson 4th Louisiana Native Guards: Col Charles W. Drew
Cavalry	Grierson's Brigade   Col Benjamin H. Grierson	6th Illinois Cavalry Col Reuben Loomis 7th Illinois Cavalry Col Edward Prince 1st Louisiana Cavalry Maj Harai Robinson 2nd Rhode Island Cavalry Ltc Augustus W. Corliss 2nd Massachusetts Cavalry Maj James Magee 14th New York Cavalry: Cpt George Branning 4th Wisconsin Mounted Maj Webster Moore

West Gulf Blockading Squadron

Rear Admiral David G. Farragut

width=50%	Class	width=50%	Vessel
Steam frigate	USS Hartford  Cpt James S. Palmer
	USS Richmond  Cpt James Alden
	USS Mississippi  Cpt Melancton Smith
	USS Monongahela  Cpt James P. McKinstry
Gunboat	USS Albatross  Lt Commander John E. Hart
	USS Genesee  Commander William H. Macomb
	USS Kineo  Lt Commander John Watters
Ironclad	USS Essex  Commander Charles H. B. Caldwell

References

• Book: Eicher, David J.. Eicher, John H.. Civil War high commands notes. Stanford University Press. Stanford, Calif. 2001. 0-8047-3641-3.
• Book: David C. Edmonds. The Guns of Port Hudson: The river campaign, February-May 1863. 1983. Acadiana Press. 978-0-937614-05-1.

Notes and References

1. assigned to command the 2nd Division on 27 May
2. from 27 May
3. mustered out 25 August
4. Weitzel commanded the "Right Flank" of the Union forces during the siege.
5. Eicher p.528
6. from 14 May
7. from 27 May
8. from 28 May
9. from 30 May
10. Dow was wounded 27 May and was taken prisoner by Confederate cavalry in July while convalescing on a nearby plantation.
11. from 27 May
12. from 27 May
13. http://freepages.military.rootsweb.ancestry.com/~blenderman/Civil_War/53rd_Mass_f/19th_corps_org.html 19th Corps Organization
14. from 12 May
15. temporarily on 14 June
16. At the time Benedict assumed command the 2nd Brigade consisted of 175th New York, 28th Maine, 48th Massachusetts, 162nd New York; Book: Benedict . Henry Marvin . A memorial of Brevet Brigadier General Lewis Benedict, colonel of 162d regiment N.Y.V.I., who fell in battle at Pleasant Hill, La., April 9, 1864 . J. Munsell . 1866 . Albany, N.Y. . 55 . 2012-08-03 .
17. from 14 June
18. http://pth.thehardyparty.com/fed_units_6-30.htm Union Land Forces at Port Hudson - June 30, 1863
19. from 14 June
20. mustered out 17 August
21. from 14 June
22. from 30 May
23. mustered out 30 September
24. Redesignated 3rd Massachusetts Volunteer Cavalry on June 17, 1863.
25. mustered out 25 August