Viénot or Vienot is a surname, and may refer to:
Andrée Viénot (1901–1976), French politician Édouard Viénot (1804–1872), French portrait painter Jean-Baptiste Bernard Viénot de Vaublanc (1761–1812), French army officer Jimmy Vienot (born 1995), French kickboxer Marc Viénot (1928–2019), French banking executive Raphaël Vienot (1804–1855), French army officer killed in the Crimean War Vincent-Marie Viénot, Count of Vaublanc (1756–1845), French royalist politician, writer and artist