Siege of Port Hudson order of battle: Union

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.

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

XIX Corps
MG Nathaniel P. Banks
 * Chief of Staff: BG George L. Andrews until 27 May, BG Charles P. Stone
 * Chief of Artillery: BG Richard Arnold

West Gulf Blockading Squadron
Rear Admiral David G. Farragut