Family name Ruiz (Ruiz 
, ルイス 
, Руис 
, and others...) , throughout the world, is a prevalent surname. The last name Ruiz is characteristic of Latin America and the Caribbean, particularly Nicaragua, where it is a prevalent surname, Mexico, where it is a widespread surname, and Colombia (explore the name in all countries). In absolute terms, it is commonest in Latin America and the Caribbean, particularly Mexico, Colombia, and Argentina. Much less frequently, Ruiz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruiz | Peru, Colombia, Argentina, Spain, Mexico |
| ルイス | Japan |
| Руис | Russia, Ukraine, Belarus |
| Руиз | Russia, Ukraine |
| رويز | Morocco, Iraq |
| רואיס | Israel |
| pedro ruiz de azagra Navarrese noble 1st lord of Albarracin (b. 1150) |
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bartolomé ruiz Spanish conquistador (1482-1532), ES (b. 1482) |
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francisco ruiz ES (b. 1476) |
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| juan ruiz de medina Spanish university teacher, diplomat and politician, ES (b. 1450) |
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| hernán ruiz Spanish architect, circa 1475-1547, ES (b. 1475) |
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| juan de céspedes ruiz Spanish conquistador, ES (b. 1501) |
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| maría ruiz (b. 1501) |
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| hernán ruiz jiménez Spanish architect, ES (b. 1514) |
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| juan ruiz agüero Roman Catholic bishop (b. 1515) |
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| pedro ruiz alcoholado Spanish Franciscan writer (1543-1601), ES (b. 1543) |
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lorenzo ruiz Filipino saint and Martyr, PH (b. 1594) |
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| hernán ruiz (b. 1534) |
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| andrés ruiz Spanish painter, ES (b. 1550) |
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| pedro ruiz de camargo 17th century Spanish painter, ES (b. 1554) |
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| benito ruiz Spanish writer, ES (b. 1579) |
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