Cognomen Barreau (Barou 
, بارو 
, Barreau 
) , globally, is a common last name. The family name Barreau is habitual in Seychelles, where it is quite a common surname, France, and Haiti, where it is quite a rare surname. In absolute terms, it most frequently occurs in France, Ivory Coast, and Haiti. Very seldom, Barreau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Barou | Morocco, United States, France, Mali, Ivory Coast |
| بارو | Saudi Arabia, Syria, Iraq, Egypt, Sudan |
| Barreau | Morocco, Madagascar, United States, France, Haiti |
| Барро | Ukraine, Russia |
| françois barreau French sculptor of the 18th century specialised in turned wood, FR (b. 1731) |
|
|
| louis barreau de la touche FR (b. 1758) |
|
|
| rose-alexandrine barreau French female soldier, FR (b. 1771) |
|
|
| léonard michelon du mas barreau French politician, FR (b. 1815) |
|
|
|
gaston barreau French footballer (1883-1958), FR (b. 1883) |
|
| arthur hamptonne barreau (b. 1879) |
|
|
| marcel barreau French politician (1898-1956), FR (b. 1898) |
|
|
| edmond barreau FR (b. 1903) |
|
|
|
catherine barreau Belgian writer, BE (b. 1965) |
|
| andré barreau French tapestry weaver, FR (b. 1918) |
|
|
| jacques barreau association football player (b. 1923) |
|
|
|
andre barreau British musician, GB |
|
| jean-claude barreau French essayist, FR (b. 1933) |
|
|
| maurice barreau French association football player, FR (b. 1939) |
|
|
| hervé barreau (b. 1929) |
|