Cognomen Ahlborn (Ahlborn 
, Альборн 
) , in the world, is quite a rare surname. The cognomen Ahlborn is habitual in Western Europe, particularly Luxembourg, where it is quite a rare surname, Germany, and Austria. Measured by absolute frequency, it is the most numerous in Germany, the United States, and Austria. Much less frequently, Ahlborn is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ahlborn | Sweden, United States, Austria, Germany, Luxembourg |
| Альборн | Ukraine, Russia |
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august ahlborn German painter (1796-1857), DE (b. 1796) |
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carl ahlborn Swedish sculptor, SE (b. 1819) |
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lea ahlborn Swedish artist (1826—1897), SE (b. 1826) |
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luise ahlborn German writer (1834-1921), DE (b. 1834) |
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carl gustaf ahlborn Swedish military officer, SE (b. 1857) |
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| sofia charlotta ahlborn actor (b. 1842) |
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| carl oscar ahlborn actor (1842-1923) (b. 1842) |
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| gustav ludwig ahlborn DE (b. 1837) |
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| friedrich ahlborn German zoologist, DE (b. 1858) |
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| elin martha lovisa ahlborn SE (b. 1856) |
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| elin marta lovisa ahlborn SE (b. 1856) |
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| knud ahlborn DE (b. 1888) |
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| hugo ahlborn (b. 1900) |
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dirk ahlborn German-born American entrepreneur, US |
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| henri ahlborn Luxembourgish economist, LU (b. 1934) |
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