Jefferson Davis (June 3, 1808 – December 6, 1889) was an American soldier and politician, most famous for serving as the first and only President of the Confederate States, leading the Confederate States of America during the American Civil War.

Before the Civil War, Davis served in the Mississippi Legislature, the U.S. House and U.S. Senate. He fought in the Mexican-American War as a colonel of a volunteer regiment. Later he became Secretary of War in the cabinet of U.S. President Franklin Pierce.