Cognomen Rus (Rus 
, Рус 
, روس 
) , throughout the world, is a common family name. The cognomen Rus is habitual in Romania, where it is a common surname, Slovenia, where it is quite a common surname, and Reunion. Measured by absolute frequency, it most frequently occurs in Romania, Indonesia, and Spain. Likewise, Rus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rus | Romania, Spain, Poland, Indonesia, Malaysia |
| Рус | Moldova, Ukraine, Kazakhstan, Russia, Azerbaijan |
| روس | Iraq, Egypt, Sudan, Syria, Algeria |
| ルス | Japan |
Radius, Rechercheur, Rosa, Rosch, Rusa, Rusch, Rusen, Russ, Russe, Russet, Russian, Russie, Rusten, Rusu, Rusven, Rusy, Rusyn, Ruthenia, Ruç, Ruś, Ruš, Rùs, Rús, Rû, Rûs, Rūs, Ŕû, Řû, רוס, רוש, มาตุภูมิ, รุส, อรอุษ, อรุษ, อรุส, រូស, 儒斯, 入西, 如斯, 如西, 汝斯, 汝西, 洳西, 罗斯, 罗西, 茹斯, 茹西, and 鲁斯
| eadulf rus Northumbrian noble (b. 1001) |
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| alice le rus Peerage person ID=151813 (b. 1245) |
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johann reinhard rus DE (b. 1679) |
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| johanna maria rus DE (b. 1694) |
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josé domingo rus Spanish politician, ES (b. 1768) |
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| luka rus SI (b. 1767) |
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fernando rus cózar ES (b. 1842) |
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mavricij rus SI (b. 1879) |
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josip rus Slovene political commissar (1893-1985), SI (b. 1893) |
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jože rus SI (b. 1904) |
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jaap rus Dutch resistance fighter, NL (b. 1923) |
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sara rus Argentine activist, AR (b. 1927) |
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| gheorghe rus RO (b. 1872) |
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vojan rus SI (b. 1924) |
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| františek rus CZ (b. 1882) |
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