Raoul-Duval is a French surname. Notable people with the surname include:
Edgar Raoul-Duval (1832–1887), French politician Georgie Raoul-Duval (1866–1913), French/American writer, playwright, and socialite Maurice Raoul-Duval (1866–1916), French polo player Michael Raoul Duval (1936–2001), American banker and lawyer