Last name Bornhardt (Bornhardt 
) , worldwide, is a rare cognomen. The cognomen Bornhardt is habitual in Denmark, where it is a rare surname, Germany, and Chile, where it is a very rare surname. In absolute terms, the name is most common in Germany, Denmark, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Bornhardt | Chile, United States, United Kingdom, Denmark, Germany |
| johann heinrich carl bornhardt German composer (1774-1843), DE (b. 1774) |
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| friedrich wilhelm conrad eduard bornhardt German geologist and explorer, DE (b. 1864) |
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| andreas bornhardt |
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