Across the world, Carlos Antonio (Carlos Antonio 
) is a common male first name. The given name Carlos Antonio is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a common masculine name, Costa Rica, and Dominica (explore the name in all countries). In absolute terms, the name is most common in Chile, Peru, and Spain. Much less frequently, Carlos Antonio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Carlos Antonio | Spain, Peru, Ecuador, Chile, Costa Rica |
Carl Anton, Carlo Antonio, Carlos António, Charles Anthony, Charles-Antoine, and Karl Anton
| carlos antonio otamendi otamendi 1813-07-30, ES (b. 1813) |
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| carlos antonio usobiaga carrera 1820-07-26, ES (b. 1820) |
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| carlos antonio otamendi artola 1822-11-26, ES (b. 1822) |
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| carlos antonio gorostidi otamendi 1823-04-08, ES (b. 1823) |
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| carlos antonio zuriarrain carrera 1829-02-06, ES (b. 1829) |
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| carlos antonio sasiain garmendia 1835-02-16, ES (b. 1835) |
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| carlos antonio zuriarrain peña garicano 1865-03-20, ES (b. 1865) |
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| carlos antonio muñoz cobo Spanish footballer, ES (b. 1961) |
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| carlos antonio vegas ronda Spanish judge, ES |
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Soto, Sanchez, Salazar, Alvarez, Pereira, Ramirez, Jimenez, Navarro, Herrera, Vasquez, Fuentes, Zuñiga, Martinez, Castillo, Gonzalez, Espinoza, Sepulveda, Contreras, Rodriguez, Gutierrez, Hernandez, Fernandez, Morales, Flores, Vargas, Nuñez, Cruz, Ruiz, Diaz, Vega, Silva, Araya, Bravo, Perez, Ramos, Rojas, Dos Santos, Reyes, Lopez, Muñoz, Santos, Castro, Campos, Romero, Rivera, Garcia, Guzman, Torres, Gomez, and Valenzuela