Last name Ehrhart (Ehrhart 
) , throughout the world, is quite a rare cognomen. The last name Ehrhart is habitual in Western Europe, particularly France, where it is quite a rare surname, Austria, where it is a rare surname, and Germany. Measured by absolute frequency, this name is the most popular in the United States, France, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Ehrhart | France, Austria, United States, United Kingdom, Germany |
| balthasar ehrhart (b. 1639) |
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| heinrich ehrhart DE (b. 1667) |
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| johann david ehrhart (b. 1676) |
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| balthasar ehrhart botanist (1700-1756), DE (b. 1700) |
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| jodocus von ehrhart German physician, city physicist of Memmingen, DE (b. 1740) |
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| jakob friedrich ehrhart German biologist (1742-1795), CH (b. 1742) |
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| johann nepomuk ehrhart (1779-1860), AT (b. 1779) |
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| vinzenz von ehrhart (1823-1873) (b. 1823) |
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| franz josef ehrhart German politician (1853-1908), DE (b. 1853) |
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| léon ehrhart French composer (1854-1875), FR (b. 1854) |
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| jacques ehrhart (1857-1949), CH (b. 1857) |
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| samuel d. ehrhart American cartoonist and illustrator, US (b. 1862) |
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| samuel ehrhart (b. 1861) |
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|
ehrhart körting German judge and politician, DE (b. 1942) |
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| gustav ehrhart German chemist, DE (b. 1894) |
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