Cognomen Luczak (Luczak 
, Łuczak , Лучак 
) , all over the world, is a common last name. The last name Luczak is characteristic of Eastern Europe, particularly Poland, where it is quite a common surname, Ukraine, where it is quite a rare surname, and Slovakia. In absolute terms, it is commonest in Poland, the United States, and Germany. Likewise, Luczak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Łuczak, Luczak | Germany, France, United Kingdom, United States, Poland |
| Лучак | Belarus, Russia, Kazakhstan, Ukraine |
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jerzy luczak-szewczyk PL (b. 1923) |
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hania luczak German journalist, DE (b. 1958) |
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jan-marco luczak German lawyer, politician, member of Bundestag, DE (b. 1975) |
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peter luczak Australian tennis player, AU (b. 1979) |
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grace luczak American rower, US (b. 1989) |
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| jean luczak French association football player, FR (b. 1941) |
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| hans-jürgen luczak German amateur wrestler (1943-2008), DE (b. 1943) |
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| thomas luczak German architect, DE (b. 1952) |
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| holger luczak (b. 1943) |
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| holger luczak DE (b. 1943) |
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| jürgen luczak (b. 1944) |
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filip luczak chess player |
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| daisy luczak French politician, FR (b. 1962) |
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| raymond luczak author (b. 1965) |
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| kai luczak (b. 1966) |
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