Family name Sivera (Sivera 
, Сивера 
, Сівера ) , worldwide, is a rare last name. The surname Sivera is characteristic of Namibia, where it is quite a rare surname, Czechia, where it is a rare surname, and Spain. In absolute terms, it is commonest in Spain, France, and Italy. Also, Sivera is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Sivera | Spain, Czechia, Italy, France, Argentina |
| Сивера | Russia, Ukraine |
| Сівера | Ukraine |
| josé sanchís y sivera (b. 1867) |
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františek sivera Czech member of Czech Parliament (2006–2013), manager and mayor, CZ (b. 1967) |
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| otakar sivera CZ (b. 1933) |
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| antoni sivera Andorran footballer, AD (b. 1978) |
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| rafael sivera researcher |
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| rafael sivera Ph.D. University of Warwick 1980 |
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| sivera a a berben researcher |
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| francisca sivera researcher ORCID ID = 0000-0002-3414-1667 |
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| antonio sivera Spanish association football player, ES (b. 1996) |
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