Perreau is a French-language surname. It may refer to:
*Ben Perreau, British journalist and entrepreneur
*Bruno Perreau, French political scientist and professor of French Studies
*Gigi Perreau (born 1941), American actress
*Yann Perreau, Canadian singer from Quebec
*Stéphan Perreau, (born 1969), French flautist and art historian
See also
*Louis de Perreau, Sieur de Castillon, French ambassador to England during the reign of Henry VIII
*Perot (disambiguation)
*Perrot (disambiguation)
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French-language surnames
Surnames of French origin