JONES, John Marshall, soldier, born in Charlottesville, Virginia, 26 July, 1820; died in Spottsylvania, Virginia, 10 May, 1864. He was graduated at the United States military academy in 1841, and after serving on frontier duty was assistant instructor of infantry tactics at the academy from 1845 till 1852. In 1854-'5 he was a member of the board to revise rifle and light artillery tactics, and on 3 March, 1855, he was promoted captain. He was then in garrison at various forts, and in the Utah expedition of 1858-'60, and on 27 May, 1861, resigned and entered the Confederate army. He was appointed colonel of a Virginia regiment, and in 1863 promoted brigadier-general and given a command in General Longstreet's corps. He was severely wounded at Gettysburg, and took part in the siege of Knoxville, Tennessee, and in the operations from the Wilderness to Spottsylvania, where he was killed.