William Graham Jones was a U.S. Army regular prior to the war, having served as a second lieutenant in the 10th U.S. Infantry as of December 29th, 1860 after graduating from West Point in the Class of 1860. He was taken prisoner at San Antonio, Texas on May 8th, 1861 and was exchanged on February 20th, 1862. He become an acting aide-de-camp to General Andrew Porter, and then lieutenant colonel of the 71st Pennsylvania on June 18th. He resigned his commission on September 4th, 1862, stating "in consideration of the fact that I am not now in command of the regiment, Col. Wistar having joined." He became acting aide-de-camp on the staff of Major General Edwin Sumner, the Colonel of the 36th Ohio on April 18th, 1863. He was captain of the 10th U.S. Infantry on June 1st, 1863.
Jones would suffer a gunshot wound to the pelvis at the battle of Chickamauga on September 19th, 1863 which would prove to be mortal.
Jones was a native Cincinnatian, born on February 23rd, 1837. He is buried in Section 47, Lot 83.