John Harrison Surratt Jr. was an American Confederate spy who was accused of plotting with John Wilkes Booth to kidnap U.S. President Abraham Lincoln; he was also suspected of involvement in the Abraham Lincoln assassination. His mother, Mary Surratt, was convicted of conspiracy by a military tribunal and hanged; she owned the boarding house that the conspirators used as a safe house and to plot the scheme.

John Wilkes Booth was an American stage actor who assassinated United States President Abraham Lincoln at Ford's Theatre in Washington, D.C., on April 14, 1865. A member of the prominent 19th-century Booth theatrical family from Maryland, he was a noted actor who was also a Confederate sympathizer; denouncing President Lincoln, he lamented the then-recent abolition of slavery in the United States.