Family name Graunke (Graunke 
) , worldwide, is quite a rare surname. The cognomen Graunke is habitual in Germany, where it is a rare surname, Brazil, and the United States.
| VARIANT | COUNTRY |
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| Graunke | Canada, Brazil, United States, United Kingdom, Germany |
| otto graunke PL (b. 1861) |
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| kurt graunke German conductor and composer, DE (b. 1915) |
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| kenneth william graunke US computer scientist |
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| paul graunke Ph.D. Northeastern University 2003 |
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