Last name Castiblanco (Castiblanco 
) , in the entire world, is a common cognomen. The cognomen Castiblanco is characteristic of Latin America and the Caribbean, particularly Colombia, where it is quite a common surname, Venezuela, where it is a rare surname, and Panama. In absolute terms, it is the most numerous in Colombia, the United States, and Venezuela.
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| Castiblanco | Guatemala, Spain, Colombia, United States, Venezuela |
| fernando fernández castiblanco Spanish myrmecologist and entomologist (1649-1661), ES (b. 1649) |
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camilo castiblanco Colombian racing cyclist, CO (b. 1988) |
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| gabriel beltrán castiblanco (b. 1954) |
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| luis alberto castiblanco Colombian taekwondoin, CO (b. 1978) |
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| john castiblanco researcher ORCID: 0000-0002-7965-9822 |
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| gina a castiblanco researcher |
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| john castiblanco researcher (ORCID 0000-0003-2556-3697) |
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| karen castiblanco Colombian tennis player, CO (b. 1988) |
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| jenny astrid chirivi castiblanco Colombian chess player (b. 1990) |
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| angie lizeth chirivi castiblanco Colombian chess player (b. 1995) |
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| jorge pena castiblanco (b. 1990) |
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