33rd Massachusetts Infantry Regiment

33rd Massachusetts Volunteer Infantry
Regimental colors of 33rd Massachusetts Volunteers
ActiveAugust 6, 1862 - July 2, 1865
CountryUnited States
AllegianceUnion
BranchInfantry
TypeRegiment
Engagements
Commanders
ColonelAdin B. Underwood
Lieutenant ColonelGodfrey Rider, Jr.

The 33rd Massachusetts Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.[1]