Cognomen Santus (Santus 
, Сантус 
) , worldwide, is quite a rare last name. The last name Santus is characteristic of Italy, where it is quite a rare surname, Slovakia, where it is a rare surname, and Switzerland. In absolute terms, it is the most numerous in Italy, Nigeria, and France. Likewise, Santus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santus | India, France, Indonesia, Nigeria, Italy |
| Сантус | Ukraine, Russia, Kazakhstan |
| fabio santus Italian cross-country skier, IT (b. 1976) |
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| angélique santus French politician, FR (b. 1976) |
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| william santus researcher |
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| pierachille santus researcher |
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| enrico santus researcher |
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| ciro santus researcher |
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| cesare santus IT (b. 1986) |
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