Roy Lewis Kline (September 10, 1914 – May 11, 2020) was a decorated naval aviator in the United States Marine Corps with the rank of brigadier general. A veteran of World War II, he distinguished himself as assistant air officer on the staff of Tenth Army during the Battle of Okinawa. Kline later served as Military Secretary to the Commandant of the Marine Corps, General Randolph M. Pate from 1958 to 1960.