Surname Petržílek (Petržílek 
) , worldwide, is a very rare cognomen. The surname Petržílek is habitual in Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Petržílek | Czechia |
Petrzilek, and Petržílková
| blahoslav petržílek CZ (b. 1905) |
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| norbert petržílek (b. 1912) |
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| pavel petržílek Czech member of Czech Parliament (1992-1996), member of Czech National Council, attorney and manager, CZ (b. 1939) |
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| petr petržílek Czech politician, CZ (b. 1971) |
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