Edward Dean Kennedy (May 25, 1945 – July 21, 1992) was an American murderer and prison escapee who was executed for the murders of Florida state trooper Robert McDermon and McDermon's cousin Floyd Cone. The killings occurred just hours after Kennedy escaped from the Union Correctional Institution, where he was serving a life sentence for murder. Kennedy was sentenced to death for the murders McDermon and Cone and was executed by the electric chair.