Cognomen Rubert (روبرت 
, Rubert 
, 羅伯特 
) , across the world, is quite a common surname. The last name Rubert is habitual in Maldives, where it is quite a rare surname, Paraguay, and Puerto Rico. Not in comparison with a country's population, the name is most common in Brazil, Spain, and the United States. More prevalently, Rubert is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| روبرت | Iraq, Egypt, Sudan, Iran, Algeria |
| Rubert | Spain, Brazil, Italy, France, United States |
| 羅伯特 | China |
| Руберт | Kazakhstan, Russia, Belarus, Armenia, Ukraine |
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johann martin rubert German composer, DE (b. 1615) |
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| joaquín bernardo rubert Spanish artist (1772-1817), ES (b. 1772) |
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| pedro pascual rubert (b. 1764) |
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| esteban rams y rubert ES (b. 1805) |
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rubert william boyce (b. 1863) |
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| ignacio miquel y rubert (b. 1825) |
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| joan rosell i rubert politician, ES (b. 1852) |
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| franziska rubert holocaust victim, b. 1861-08-28, CZ (b. 1861) |
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xavier rubert de ventós Spanish politician, ES (b. 1939) |
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| jacobus johannes maria rubert Dutch politician (1890-1935), NL (b. 1890) |
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| rubert edward holmes a court GB (b. 1882) |
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hélio adelar rubert Brazilian priest, BR (b. 1945) |
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| henri rubert French cyclist, FR (b. 1899) |
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maria rubert de ventós Spanish architect, ES (b. 1956) |
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gino rubert Catalan artist, MX (b. 1969) |
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