Benoist is both a French surname and a given name. Notable people with the name include:
People with the surname Benoist
Alain de Benoist (b. 1943), French academic and philosopher
Antoine Benoist (1632–1717), French artist who was painter and sculptor to Louis XIV
Antoine-Gabriel-François Benoist (1715–1776), French soldier
Élie Benoist (1640–1728), French Protestant minister, known as an historian of the Edict of Nantes
Félix Benoist (1818–1896), French painter and lithographer
François Benoist (1794–1878), French organist, composer, and pedagogue
Gabriel Benoist (1891–1964), a French writer in the Cauchois dialect of the Norman language
Guillaume Philippe Benoist (1725–1770), French line-engraver
Jacques Benoist-Méchin (1901–1983), French politician and writer
Joseph Roger de Benoist (b. ? ), French missionary, journalist, and historian
Lance Benoist (b. 1988), American mixed martial artist
Louis Auguste Benoist (1803–1867), pioneering American banker and financier
Luc Benoist (1893–1980), French essayist
Marcel Benoist (died 1918), French lawyer who established the Swiss Marcel Benoist Prize
Marie Guilhelmine Benoist (1768–1826), French neoclassical, historical and genre painter.
Melissa Benoist (b. 1988), American actress and singer
Michel Benoist (1715–1774), French Jesuit scientist noted for his service to the Chinese Empire
Raymond Benoist (1881–1970), French zoologist and botanist
Robert Benoist (1895–1944), French Grand Prix motor racing driver and World War II secret agent
Thomas W. Benoist (1874–1917), American aviator, aircraft manufacturer, and airline entrepreneur
People with the given name Benoist
Benoist Simmat (b. ? ), French author and journalist
Benoist Stehlin (ca. 1732-1774), French harpsichord builder