Family name Neidhart (Neidhart 
, Нейдхарт 
) , across the world, is quite a rare cognomen. The last name Neidhart is habitual in Western Europe, particularly Switzerland, where it is quite a common surname, Austria, where it is quite a rare surname, and Germany. Much less frequently, Neidhart is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Neidhart | Germany, Austria, Mexico, Switzerland, United States |
| Нейдхарт | Ukraine |
|
neidhart von reuental German composer, DE (b. 1180) |
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| sebastian neidhart German merchant, DE (b. 1496) |
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| wolfgang neidhart German founder (ca. 1542-1599), DE (b. 1542) |
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| wolfgang neidhart German bronze-founder (baptized 1575 - 1632), DE (b. 1575) |
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| wolfgang neidhart German founder (1597-1653) (b. 1597) |
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| christoph neidhart (b. 1597) |
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| johannes neidhart (b. 1600) |
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| johann friedrich neidhart DE (b. 1744) |
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| alexander heinrich neidhart DE (b. 1817) |
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| alois neidhart (b. 1856) |
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| august neidhart Austrian writer and librettist, AT (b. 1867) |
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g. hubert neidhart German painter, DE (b. 1928) |
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| emil neidhart (b. 1880) |
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| margarete neidhart (b. 1887) |
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| karl neidhart German physician, DE (b. 1898) |
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