Surname Balkó (Balkó 
) , throughout the world, is a very rare cognomen. The last name Balkó is habitual in Eastern Europe, particularly Slovakia, where it is a rare surname, and Hungary, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Balkó | Hungary, Slovakia |
| ilona balkó (b. 1957) |
|
|
| štefan balkó (b. 1980) |
|
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| iva balkó CZ (b. 1983) |
|