Franklin Runyon Sousley (September 19, 1925 - March 21, 1945) was a United States Marine who was killed in action during the Battle of Iwo Jima in World War II. He was one of the six Marines who raised the second of two U.S. flags on top of Mount Suribachi on February 23, 1945, as shown in the iconic photograph Raising the Flag on Iwo Jima.