Jeptha Vining Harris (December 1, 1816 – November 21, 1899) was a brigadier general (August 1862 – August 1863) and later, after a year in private life, a colonel (August 1864 – 1865) in the Mississippi militia, who fought in conjunction with the Confederate States Army in Mississippi during the American Civil War (Civil War). His militia brigade served at Vicksburg, Mississippi during the Siege of Vicksburg. Harris and the brigade were part of the Confederate army surrendered to Union Army forces under then Major General Ulysses S. Grant on July 4, 1863. After being exchanged in July and mustered out in August, 1863, Harris returned to civilian life. On August 26, 1864, Harris was commissioned as a colonel of militia and given command of forces at Macon, Mississippi.