Surname Gralak (Gralak 
) , in all the world, is quite a rare family name. The cognomen Gralak is characteristic of Poland, where it is quite a rare surname, Ireland, where it is a rare surname, and Germany. Measured by absolute frequency, it is the most numerous in Poland, Brazil, and the United States. Likewise, Gralak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gralak | Germany, France, Brazil, United States, Poland |
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antoni gralak Polish composer, PL (b. 1955) |
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| piotr gralak Polish athletics competitor, PL (b. 1963) |
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| iwona gralak (b. 1962) |
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| mikoĊaj antoni gralak researcher (ORCID 0000-0002-3008-4917) |
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| barbara gralak researcher |
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