Family name Dietel (Dietel 
) , globally, is quite a rare surname. The last name Dietel is habitual in Germany, where it is quite a rare surname, Austria, where it is a rare surname, and Norway. Not in comparison with a country's population, the name is most common in Germany, the United States, and Austria. Much less frequently, Dietel is the forename as well as the last name.
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| Dietel | Germany, Norway, Austria, Spain, United States |
| franciscus dietel (b. 1606) |
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| franz ambros dietel AT (b. 1682) |
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| christoph dietel (b. 1690) |
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| johann ludwig dietel (b. 1713) |
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| johann ambrosius gottfried dietel (b. 1733) |
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| j. j. dietel (b. 1746) |
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| johann josef dietel (b. 1746) |
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| heinrich gotthold dietel German textile industry leader (1839-1911), DE (b. 1839) |
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| theodor von dietel DE (b. 1830) |
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| paul dietel German mycologist (1860–1947), DE (b. 1860) |
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| woldemar von dietel DE (b. 1861) |
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| eduard dietel German judge, DE (b. 1880) |
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| reinhard dietel DE (b. 1876) |
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rainer dietel German Nordic combined skier, DE (b. 1937) |
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| gert von dietel DE (b. 1894) |
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