Norodom Chakrapong (born 21 October 1945) is a Cambodian prince, politician, military commander and businessman. He is the fourth son of Norodom Sihanouk of Cambodia and also a half-brother of the current king, Norodom Sihamoni. Chakrapong started his career as a military pilot in 1963. After Sihanouk was overthrown in 1970, Chakrapong spent time under house arrest and living overseas before he joined the Funcinpec Party in 1981.