Last name Krocker (Krocker 
) , in all the world, is a rare surname. The cognomen Krocker is habitual in Paraguay, where it is quite a rare surname, Germany, where it is a rare surname, and Estonia. Not in comparison with a country's population, the name is most common in Germany, the United States, and Paraguay.
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| Krocker | Paraguay, United States, Mexico, Germany, Canada |
| anton johann krocker Physician and Botanist 1742-1823, Eminent scholar and chronicler of the vegetation of Silesia, CZ (b. 1744) |
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hans krocker German publisher (1872-1946), DE (b. 1872) |
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| franz eugen otto krocker (b. 1818) |
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| albert krocker PL (b. 1846) |
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| hans-joachim krocker Dr.-Ing. Hochschule für Verkehrswesen Dresden 1967 |
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| johannes krocker German composer and bandmaster, PL |
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| georg alexander krocker particle physicist at Heidelberg University |
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