List of Connecticut units in the American Civil War

Infantry 1st Regiment Connecticut Volunteer Infantry (3 months) 2nd Regiment Connecticut Volunteer Infantry (3 months) 3rd Regiment Connecticut Volunteer Infantry (3 months) 4th Regiment Connecticut Volunteer Infantry 5th Regiment Connecticut Volunteer Infantry 6th Regiment Connecticut Volunteer Infantry 7th Regiment Connecticut Volunteer Infantry 8th Regiment Connecticut Volunteer Infantry 9th Regiment Connecticut Volunteer Infantry 10th Regiment Connecticut Volunteer Infantry 11th Regiment Connecticut Volunteer Infantry 12th Regiment Connecticut Volunteer Infantry 13th Regiment Connecticut Volunteer Infantry 14th Regiment Connecticut Volunteer Infantry 15th Regiment Connecticut Volunteer Infantry 16th Regiment Connecticut Volunteer Infantry 17th Regiment Connecticut Volunteer Infantry 18th Regiment Connecticut Volunteer Infantry 19th Regiment Connecticut Volunteer Infantry 20th Regiment Connecticut Volunteer Infantry 21st Regiment Connecticut Volunteer Infantry 22nd Regiment Connecticut Volunteer Infantry 23rd Regiment Connecticut Volunteer Infantry 24th Regiment Connecticut Volunteer Infantry 25th Regiment Connecticut Volunteer Infantry 26th Regiment Connecticut Volunteer Infantry 27th Regiment Connecticut Volunteer Infantry 28th Regiment Connecticut Volunteer Infantry 29th Regiment Connecticut Volunteer Infantry (African Descent) 30th Regiment Connecticut Volunteer Infantry (African Descent) - four companies organized in March 1864; consolidated with the 31st United States Colored Infantry on May 18, 1864

Cavalry 1st Regiment Connecticut Volunteer Cavalry 1st Squadron, Connecticut Cavalry

Artillery 1st Connecticut Heavy Artillery Regiment 2nd Connecticut Heavy Artillery Regiment 1st Connecticut Light Artillery Battery 2nd Connecticut Light Artillery Battery 3rd Connecticut Light Artillery Battery

References The Civil War Archive

See also Lists of American Civil War Regiments by State