Patrick Wayne Kearney is an American serial killer who preyed on young men in California during the 1970s. He is sometimes referred to as "The Freeway Killer", a nickname he shares with two other separate serial killers, William Bonin and Randy Steven Kraft. Patrick Kearney is possibly among the most prolific serial killers in United States history, claiming possibly as many as 43 victims according to law enforcement.

Four page missive titled 'Osama's Revenge. Original matching handwritten envelope is included.