In all the world, Emerio (Emerio 
) is a rare boy's first name. The forename Emerio is characteristic of Mexico, where it is a rare male name, Philippines, and Peru, where it is a very rare masculine name. Not in comparison with a country's population, it is the most numerous in Mexico, Philippines, and the United States. Likewise, Emerio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Emerio | Mexico, Venezuela, Philippines, Guatemala, Spain |
| emerio de bonis (1531-1595), IT (b. 1531) |
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| emerio lunar Venezuelan painter, 1940-1990 (b. 1940) |
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| emerio r. tenreyro Argentinian politician, AR |
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| emerio fainuulua Samoan boxer |
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