Last name Caamaño (Caamaño 
) , all over the world, is a common cognomen. The surname Caamaño is habitual in Aland Islands, where it is quite a common surname, Chile, and Argentina, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Argentina, Spain, and Chile. Much less frequently, Caamaño is the forename as well as the last name.
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| Caamaño | Spain, Dominican Republic, Mexico, Chile, Argentina |
| mauro fernando de mendoza caamaño (b. 1708) |
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| andrés aguiar caamaño ES (b. 1728) |
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| juan ignacio de armada mondragón y caamaño aristocrat from Galicia, Spain, ES (b. 1757) |
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| jacinto caamaño leader of the last great Spanish Empire, ES (b. 1759) |
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josé maría plácido caamaño President of Ecuador (1883 - 1888), EC (b. 1837) |
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ramón acha caamaño Spanish Army general, US (b. 1861) |
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| juan ferreira caamaño ES (b. 1803) |
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josé reino caamaño Spanish politician, ES (b. 1882) |
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ernesto noboa y caamaño Ecuadorian poet, EC (b. 1889) |
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jacinto jijón y caamaño mayor of Quito, EC (b. 1890) |
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amancio caamaño Spanish politician and physician (1894-1936), ES (b. 1894) |
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fernando domínguez caamaño ES (b. 1908) |
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| ángel caamaño ES (b. 1861) |
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roberto caamaño Argentinian pianist, composer, conductor and music educator, AR (b. 1923) |
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francisco alberto caamaño deño Dominican soldier and hero (1932-1973), DO (b. 1932) |
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