Family name Vasallo (Vasallo 
) , around the world, is quite a common cognomen. The surname Vasallo is habitual in Cuba, where it is quite a rare surname, Philippines, and Puerto Rico. Measured by absolute frequency, it is commonest in Philippines, Argentina, and Cuba. Much less frequently, Vasallo is the forename as well as the last name.
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| Vasallo | Philippines, Argentina, Spain, United States, Cuba |
| francisco vasallo Spanis military, escritor and mayor of Puerto Rico, ES (b. 1789) |
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| rafael campos y vasallo (b. 1849) |
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jacinto bustos vasallo Spanish sculptor, ES (b. 1922) |
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carlos luis vasallo tomé Spanish businessman and audiovisual producer, ES (b. 1950) |
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| manuel bada vasallo (b. 1892) |
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diego vasallo Spanish musician and painter, ES (b. 1966) |
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| jesús vasallo Spanish author, ES (b. 1919) |
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brigitte vasallo Spanish feminist writer and activist, ES (b. 1973) |
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| juan vasallo AR (b. 1927) |
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| aldenay vasallo athletics competitor, CU (b. 1977) |
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| nicholas vasallo American composer, US (b. 1979) |
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| claudia vasallo researcher (ORCID 0000-0002-0043-0882) |
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| francisco javier vasallo tomé Spanish executive and writer, ES |
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| lucía vasallo |
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| kenia vasallo Spanish tennis player, reporter and DJ, ES (b. 1994) |
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