Cognomen Křivanec (Křivanec 
) , in all the world, is a very rare family name. The family name Křivanec is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Křivanec | Czechia |
| bedřich křivanec CZ (b. 1868) |
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| karel j. křivanec CZ (b. 1879) |
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| karel křivanec CZ (b. 1881) |
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| václav křivanec CZ (b. 1929) |
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| karel křivanec CZ (b. 1947) |
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| karel křivanec botanist |
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