He was born on the Quenby Plantation outside Charleston, South Carolina,[1] and graduated from South Carolina Military Academy (now The Citadel) in 1854. He and classmate Micah Jenkins established the King's Mountain Military School in Yorkville in 1855.[2] It closed at the start of the American Civil War. It reopened after the war but the boarding school struggled with the challenging times and closed.[2]
During the Civil War, Coward was commissioned as a colonel and served under General James Longstreet in Tennessee and Georgia.[2]
In 1890, Coward was named Superintendent of The Citadel. He remained in that office until 1908 and died in 1925.[2] He is buried at Rosehill Cemetery in York County.[3]