List of Maryland Union Civil War units
# List of Maryland Union Civil War units

This is a list of Civil War regiments from Maryland which fought in the Union Army. The list of Maryland Confederate Civil War units is shown separately.

## Infantry

* 1st Regiment Maryland Volunteer Infantry
* 1st Maryland Infantry, Potomac Home Brigade
* 1st Regiment Eastern Shore Maryland Volunteer Infantry
* 2nd Regiment Maryland Volunteer Infantry
* 2nd Regiment Maryland Eastern Shore Infantry
* 2nd Maryland Infantry, Potomac Home Brigade
* 3rd Regiment Maryland Volunteer Infantry
* 3rd Maryland Infantry, Potomac Home Brigade
* 4th Regiment Maryland Volunteer Infantry
* 4th Regiment Potomac Home Brigade Infantry
* 5th Regiment Maryland Volunteer Infantry
* 6th Regiment Maryland Volunteer Infantry
* 7th Regiment Maryland Volunteer Infantry
* 8th Regiment Maryland Volunteer Infantry
* 9th Regiment Maryland Volunteer Infantry
* 10th Regiment Maryland Volunteer Infantry
* 11th Regiment Maryland Volunteer Infantry
* 12th Regiment Maryland Volunteer Infantry
* 13th Regiment Maryland Volunteer Infantry
* 19th Regiment Maryland Volunteer Infantry
* Purnell Legion Infantry
* Baltimore Light Guard Infantry
* Patapsco Guard

Litton's regiment of Maryland infantry

## Cavalry

* 1st Regiment Maryland Volunteer Cavalry
* 2nd Regiment Maryland Volunteer Cavalry
* 3rd Regiment Maryland Volunteer Cavalry - Bradford Dragoons
* 1st Regiment Potomac Home Brigade - Cole's
* Purnell Legion Maryland Volunteer Cavalry
* Smith's Independent Company Maryland Volunteer Cavalry

## Artillery

* 1st Regiment Maryland Heavy Artillery
* Battery A, Maryland Light Artillery [Rigby's Battery]
* Battery "A" Junior Maryland Light Artillery
* Snow's Battery "B" Maryland Light Artillery
* Battery "B" Junior Maryland Light Artillery
* Battery "D" Maryland Light Artillery
* Baltimore Independent Battery Light Artillery
