Siege of Veracruz order of battle

The following units and commanders of the U.S. and Mexican armed forces fought in the siege of Veracruz from March 9 to 29, 1847, during the Mexican–American War.

United States

U.S. Army

MG Winfield Scott

General Staff "Little Cabinet"^[1]

• Chief Engineer: Col Joseph Totten
• Chief of Artillery: Col James Bankhead, 2nd U.S. Artillery
• Inspector General: Ltc Ethan Allen Hitchcock
• Staff Coordinator: Cpt Henry Lee Scott
• Engineer Aide-de-Camp: Maj John L. Smith
• Engineer Aide-de-Camp: Cpt Joseph E. Johnston
• Engineer Aide-de-Camp: Cpt Robert E. Lee
• Engineer Aide-de-Camp: 1st Lt Pierre G. T. Beauregard
• Engineer Aide-de-Camp: 2nd Lt Zealous B. Tower

Division	Brigade	Regiments and others
1st Division[2]      MG William J. Worth	1st Brigade    Col John Garland	2nd U.S. Artillery (serving as infantry) – Col James M. Bankhead 3rd U.S. Artillery – Ltc William Gates 8th U.S. Infantry – Ltc Thomas Staniford Duncan's Field Battery – Cpt James Duncan
	2nd Brigade    Col Newman S. Clarke	5th U.S. Infantry – Maj Dixon S. Miles 6th U.S. Infantry – Ltc Benjamin L. E. Bonneville 8th U.S. Infantry – Ltc George Wright
2nd Division      MG David E. Twiggs	1st Brigade    BG Persifor F. Smith	U.S. Mounted Riflemen – Maj William W. Loring 1st U.S. Artillery (serving as infantry) – Maj Thomas Childs 3rd U.S. Infantry – Cpt Edmund B. Alexander Taylor's Light Battery, 1st U.S. Artillery – Capt Francis Taylor
	2nd Brigade    Col Bennet Riley	4th U.S. Artillery – Maj John L. Gardner 2nd U.S. Infantry – Maj George W. Allen 7th U.S. Infantry – Ltc Joseph Plympton
3rd "Volunteer" Division[3]      MG Robert Patterson	1st Brigade    BG John A. Quitman	2nd New York Volunteers – Col Ward B. Burnett Palmetto Regiment (South Carolina) – Col Pierce Mason Butler
	2nd Brigade    BG Gideon J. Pillow	1st Tennessee – Col William T. Haskell 2nd Tennessee – Col William B. Campbell 1st Pennsylvania – Col Francis M. Wynkoop 2nd Pennsylvania – Col William B. Roberts
	3rd Brigade    BG James Shields	3rd Illinois – Col Ferris Foreman 4th Illinois – Col Edward D. Baker
Dragoons[4]	Dragoon Brigade    Col William S. Harney	1st U.S. Dragoons, Co. F – Cpt Philip Kearny 2nd U.S. Dragoons – Maj Edwin V. Sumner 3rd U.S. Dragoons – Col Edward G. W. Butler

U.S. Navy

Home Squadron
Commodore David Conner
Commodore Matthew C. Perry

Class	Vessel
Gunboats	USS Raritan (flagship)    Commodore David Conner
	USS Potomac
	USS Mississippi    Commodore Matthew C. Perry
	USS St. Mary's
	USS Petrita
	USS Massachusetts
	USS Ohio    Captain Silas H. Stringham
Mosquito Fleet    Commodore Josiah Tattnall III	Composition unknown

Mexico

BG Juan Estaban Morales
2nd-in-command: BG Jose Juan Landero
Chief of Engineers: Ltc Manuel Robles Pezuela

Fortress	Regiments and others
Fort Santiago and Fort Concepción	3,360 men Artillery (89 guns), about 22 artillery batteries[a][b] – Col Antonio Ortiz Izquierdo National Guard Artillery Company – Lt Antonio Sosa, 80 men 2nd Infantry Regiment – Col Bartolo Arzamendi, 40 men 8th Infantry Regiment – Col Jose Felix Lopez, 140 men 11th Infantry Regiment (picket only) – Capt Miguel Camargo, 41 men 3rd Light Regiment – Capt Juan J. Sanchez, 150 men Puebla Libres National Guard – Col Pedro M. Herrera, 350 men Orizaba National Guard – Col Jose Gutierrez Villanueva, 500 men Veracruz National Guard – Col Jose Lucelmo, 800 men Marine Enrollees, 80 men Coatepec & Vergara Companies, Orilla Volunteers, 109 men Oaxaca National Guard – Col Juan Aguayo, 400 men Tehuantepec National Guard – Comdte Manuel Prieto, 60 men Company of Sappers – Comdte Jose Maria Parra, 100 men Various, 360 men
Fort San Juan de Ulúa     BG Jose Duran	1,030 men Artillery (135 guns) About 34 artillery batteries[a][c] – Col Mariano Aguado, 450 men Puebla Activo Battalion – Comdte Fernando Urriza, 180 men Jamiltepec Activo Battalion – Col N. Garcia, 150 men Tuxpan, Tampico & Alvarado Activos-Companies – Capts Miguel Argumedo & Elegio Perez, 250 men

Notes

1. No Mexican source lists the organization of their artillery.
2. Size & possible battery assignment: 11- 24 lb. bronze (3 batteries), 20- 16 lb. (5 btys.), 6- 12 lb. (2 btys), 4- 8 lbs. (1 bty), 4- 4 lb. (1 bty), 4-mountain (1 bty), 5-mortars 12 (1 bty), 6- mortars iron 13 (2 btys), 2-mortars iron 9, 7-howitzers (obus) 8 (2 btys), 20 bomberos iron 24, 12 & 8 (5 btys).
3. Size & possible battery assignment: 39-24 lb bronze (10 btys), 4-16 lb ( 1bty), 4-8 (1 bty), 2-mortars 14, 36 bomberos 84,68,12 (9 btys), 48 iron guns 24, 16 lb. (12 btys).