Globally, Dúo (Dúo 
) is an extremely rare unknown gender first name. Likewise, Dúo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dúo | Argentina, Spain, Chile |
| dúo rey-silva musical artist |
|
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| dúo fuertes-varnerín |
|
|
| dúo de academia |
|
|
| dúo tami-castro |
|
|
| dúo de puro guapas |
|
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| dúo la propina |
|
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| dúo pescante, |
|
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| faggiano dúo, |
|