List of people executed in Wyoming  The following is a list of people executed by the U.S. state of Wyoming. A total of 7 men were executed prior to Wyoming becoming a State on July 10, 1890: 18 men were executed by the state of Wyoming between its statehood and the Supreme Court ban on executions in 1972:  Wyoming enacted its post-"Furman" death penalty statute on February 28, 1977. One man has been executed in the state of Wyoming since then:  One federal execution has taken place in Wyoming: