Family name Valentinčič (Valentinčič 
) , around the world, is a rare cognomen. The family name Valentinčič is characteristic of Southern Europe, particularly Slovenia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Valentinčič | Slovenia |
| albin valentinčič (b. 1900) |
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| janez valentinčič SI (b. 1904) |
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| tone valentinčič SI (b. 1909) |
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| alojz valentinčič SI (b. 1909) |
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| stane valentinčič SI (b. 1913) |
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| jožef valentinčič SI (b. 1915) |
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| jože valentinčič SI (b. 1926) |
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| tine valentinčič Slovene biologist, SI (b. 1946) |
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| emil valentinčič IT (b. 1947) |
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| vesna furlanič-valentinčič Slovene writer, SI (b. 1957) |
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| sandi valentinčič Slovenian footballer, SI (b. 1967) |
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| aljoša valentinčič researcher |
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| nataša vidovič valentinčič researcher |
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| joško valentinčič researcher (ORCID 0000-0002-4911-1196), SI |
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| zora valentinčič SI |
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