The Basque surname Duhalde can refer to:

• Alfredo Duhalde (1898–1985), ex-provisional Chilean president

• Eduardo Duhalde (born 1941), Argentine president

• Hilda de Duhalde (born 1946), Argentine Senator

• Jean-Baptiste Du Halde (1674–1743), French jesuit, specialized in Chinese history

• Margot Duhalde (1920–2018), Chilean pilot