Cognomen Mercik (Mercik 
) , all over the world, is a rare last name. The cognomen Mercik is characteristic of Poland, where it is a rare surname, Ireland, and the United States, where it is a very rare surname. In absolute terms, this name is the most popular in Poland, the United States, and Germany. Likewise, Mercik is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mercik | Ireland, Canada, Germany, Poland, United States |
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andrzej mercik (b. 1897) |
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| walerian mercik (b. 1893) |
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rachel mercik American association football player, US (b. 1991) |
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| andrzej mercik PL (b. 1947) |
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| henryk mercik Polish architect, PL (b. 1969) |
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| joe mercik American soccer player, US (b. 1975) |
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