Execution of John Wayne Gacy

Date: May 10, 1994 • Location: Washington, United States

American serial killer John Wayne Gacy was executed by lethal injection for the murders of twelve teenage boys and young men in a series of killings committed between 1972 and 1978.

John Wayne Gacy was an American serial killer and sex offender who raped, tortured and murdered at least thirty-three young men and boys between 1972 and 1978 in Norwood Park Township, a suburb of Chicago, Illinois. He became known as the "Killer Clown" due to his public performances as a clown prior to the discovery of his crimes.