'''Barreau''' is a French surname. Notable people with the surname include:
*Andre Barreau, musician *Gaston Barreau (1883–1958), French football player and coach *Gisèle Barreau (born 1948), French composer *Jean-Claude Barreau (1933–2025), French essayist and writer *Rose-Alexandrine Barreau (1773–1843), French soldier
==See also== *François Dominique Barreau de Chefdeville (1725–1765), French architect *Barrault, people bearing that surname
{{surname|Barreau}}
Category:French-language surnames