# 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"
* 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   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 |
| 1st Division   MG William J. Worth | 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 Division   MG David E. Twiggs | 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   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 |
| 3rd "Volunteer" Division   MG Robert Patterson | 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 "Volunteer" Division   MG Robert Patterson | 3rd Brigade   BG James Shields | 3rd Illinois – Col Ferris Foreman 4th Illinois – Col Edward D. Baker |
| Dragoons | 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 |
| Gunboats | USS Potomac |
| Gunboats | USS Mississippi  Commodore Matthew C. Perry |
| Gunboats | USS St. Mary's |
| Gunboats | USS Petrita |
| Gunboats | USS Massachusetts |
| Gunboats | 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 – 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 – 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 |