Surname Grenke (Grenke 
) , around the globe, is a rare last name. The surname Grenke is habitual in Canada, where it is a rare surname, Germany, and the United States. Much less frequently, Grenke is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Grenke | Germany, Spain, United States, Poland, Canada |
| wolfgang grenke German businessperson, DE (b. 1951) |
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| jessica grenke researcher |
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| scott grenke |
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