The 61st Virginia Infantry Regiment was an infantry regiment raised in Virginia for service in the Confederate States Army during the American Civil War. It fought mostly with the Army of Northern Virginia. The core of what would become the 61st Virginia was organized in Norfolk, Virginia in summer 1861 as the 7th Battalion, Virginia Reserves with eight companies. It served as heavy artillery in the Portsmouth and Norfolk area. However, when these cities were evacuated, the unit was transferred to the infantry and merged into the 61st Regiment being formed in Petersburg, Virginia in October 1862. Lieutenant Colonel Samuel M. Wilson was placed in command. The men of the 61st Virginia were from Portsmouth, and the counties of Norfolk, Isle of Wight, and Greensville. It was assigned to General Mahone's Brigade and which became General Weisiger's Brigade, Army of Northern Virginia upon General Mahone's promotion to Division Commander.