Last name Chasco (Chasco 
) , in the world, is quite a rare surname. The cognomen Chasco is characteristic of Argentina, where it is a rare surname, Spain, and Chile. Not in comparison with a country's population, it most frequently occurs in Argentina, Spain, and the United States. Very seldom, Chasco is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chasco | Brazil, Argentina, United States, France, Spain |
| josé miguel chasco Spanish cyclist, ES |
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| raúl chasco ES |
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