Family name Kratzke (Kratzke 
) , across the world, is quite a rare cognomen. The surname Kratzke is habitual in Germany, where it is a rare surname, the United States, and Australia. Not in comparison with a country's population, it most frequently occurs in Germany, the United States, and Brazil.
| VARIANT | COUNTRY |
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| Kratzke | Germany, United Kingdom, Australia, United States, Brazil |
| christine kratzke (b. 1966) |
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| cynthia kratzke researcher |
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| nane kratzke researcher |
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| robert a kratzke researcher (ORCID 0000-0002-1599-7494) |
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| thomas kratzke Ph.D. University of Illinois at Urbana-Champaign 1988 |
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| albert william kratzke Ph.D. Oregon State University 1957 |
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