15th Virginia was organized in May 1861, with men from Richmond and Henrico and Hanover counties. The regiment was brigaded under McLaws, Semmes, and Corse, Army of Northern Virginia.
This unit contained 476 effectives in April, 1862, reported 1 killed and 8 wounded at Malvern Hill, and lost fifty-nine percent of the 128 engaged at Sharpsburg. Many were captured at Sayler's Creek, and on April 9, 1865, it surrendered with 69 officers and men.
The field officers were Colonel Thomas P. August; Lieutenant Colonels James R. Crenshaw, Emmett M. Morrison, Thomas G. Peyton, and St. George Tucker; and Majors C.H. Clarke and John S. Walker.