Family name Kryszak (Kryszak 
) , in all the world, is quite a rare cognomen. The cognomen Kryszak is characteristic of Poland, where it is quite a rare surname, Ireland, where it is a rare surname, and Norway. In absolute terms, this name is the most popular in Poland, the United States, and Germany. Likewise, Kryszak is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kryszak | Norway, United Kingdom, Poland, Germany, United States |
| mary o. kryszak American politician (1875-1945), US (b. 1875) |
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jerzy kryszak Polish actor, PL (b. 1950) |
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| walenty kryszak (b. 1897) |
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| tadeusz kryszak (b. 1899) |
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| stefan kryszak PL (b. 1907) |
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| janusz kryszak Polish poet, PL (b. 1945) |
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| agata kryszak PL |
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| marta kryszak Polish association football player, PL (b. 1995) |
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