Robert E. Williams (murderer)

Robert E. Williams (October 14, 1936 – December 2, 1997) was an American spree killer who, in August 1977, killed three women: one in Iowa and two in Nebraska. He also nearly killed a fourth woman in Minnesota after raping her. Williams was sentenced to death in Nebraska and was executed in 1997 at the Nebraska State Penitentiary by electric chair. He was the last person executed in Nebraska via electrocution.