Cognomen Chapéu (Cappa 
, Chapel , Chapeo 
) , all over the world, is a common surname. The cognomen Chapéu is characteristic of Martinique, where it is quite a common surname, Italy, where it is quite a rare surname, and France. Not in comparison with a country's population, it is the most numerous in Italy, France, and the United States. Very seldom, Chapéu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cappa, Chapel | Italy, United States, India, Argentina, France |
| Chapeo | India, Brazil |
| Chapéu | Brazil |
Chapeau, Chapeleiro, and Chepeo
|
luiz carlos ramos do chapéu Brazilian politician, BR |
|
| andré luiz chapéu Brazilian actor (1940-1991), BR (b. 1940) |
|
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| rui chapéu BR (b. 1940) |
|