Last name Križnar (Križnar 
) , in all the world, is a rare cognomen. The cognomen Križnar is habitual in Southern Europe, particularly Slovenia, where it is quite a rare surname, and Croatia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Križnar | Slovenia, Croatia |
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ivan križnar Slovene historian, SI (b. 1927) |
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tomo križnar Slovenian activist, SI (b. 1954) |
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franc križnar SI (b. 1947) |
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| ivan križnar Slovene writer, SI (b. 1932) |
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| naško križnar Slovene ethnologist, SI (b. 1943) |
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nika križnar Slovenian ski jumper, SI |
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| tomaž križnar SI (b. 1965) |
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| igor križnar researcher (ORCID 0000-0002-5812-6875) |
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| matija križnar Slovene geologist, SI |
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| anabelle križnar SI (b. 1972) |
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| nina grahek-križnar SI |
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| nina zupančič-križnar SI |
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| tomaž križnar SI |
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| igor križnar SI |
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| robert križnar SI |
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