Ruperto Cadava Kangleón (March 27, 1890 – February 27, 1958) was a Filipino military figure and politician. He was a native of the municipality of Macrohon in the province now named Southern Leyte. Kangleón was the acknowledged leader of the Resistance Movement in Leyte during the Japanese occupation of the Philippines during World War II. As such, his guerrilla forces helped pave the way for the American Leyte Landings on their return to the Philippines in 1944.