Nadaud is a French surname. Notable people with the surname include:
Alain Nadaud (1948–2015), French writer and diplomat Gustave Nadaud (1820–1893), French songwriter Martin Nadaud (1815–1898), French politician Noémie Nadaud (born 1995), French acrobatic gymnast Serge Nadaud (1906–1995), French actor Valérie Nadaud (born 1968), French racewalker