John Frederick Hartranft (December 16, 1830 – October 17, 1889) was an American military officer who read the death warrant to the individuals who were executed on July 7, 1865, for conspiring to assassinate American President Abraham Lincoln. Previously having achieved the rank of major general of the Union Army during the American Civil War, he had also been awarded the U.S. Medal of Honor for his actions in the First Battle of Bull Run. Wikipedia