Family name Smrkolj (Smrkolj 
) , globally, is a rare cognomen. The surname Smrkolj is habitual in Slovenia, where it is quite a common surname, France, where it is a very rare surname, and Croatia. Measured by absolute frequency, the name is most common in Slovenia, France, and China.
| VARIANT | COUNTRY |
|---|---|
| Smrkolj | Thailand, France, Slovenia, China, Croatia |
| ciril smrkolj Slovene farmer and politician, SI (b. 1949) |
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| katarina ovca smrkolj politician, SI (b. 1949) |
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| tomaž smrkolj researcher (ORCID 0000-0002-2768-6730), SI (b. 1976) |
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| špela smrkolj researcher |
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| špela smrkolj SI (b. 1971) |
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| polona smrkolj SI (b. 1977) |
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| anica smrkolj SI |
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| vladimir smrkolj SI |
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| matej smrkolj SI |
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