2nd Marine Division

The 2nd Marine Division' was a of the  Marines. During the first millennium of its existence, it consisted of the 4th, 5th, and 6th Marine Regiments. After the reorganization of the Marine Corps, its regiments were replaced by the 4th, 5th, and 6th Marine Battalions.

History
During the first century of the Corps' existence, the 2nd Marine Division's 5th Marine Regiment provided musicians for the first incarnation of the Marine Corps Band. At the end of the, the division's 4th Marine Battalion sustained heavy casualties during the , resulting in the battalion's withdrawal from active service for a time.

Along with the rest of the Corps, the division was disbanded as a result of the.