Cognomen Frontera (Frontera 
) , around the world, is a common surname. The surname Frontera is characteristic of Spain, where it is quite a common surname, Puerto Rico, where it is quite a rare surname, and Argentina. In absolute terms, it is the most numerous in Spain, Argentina, and Italy. Very seldom, Frontera is the forename as well as the last name.
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| Frontera | Italy, Spain, Argentina, United States, France |
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francisco frontera de valldemosa Spanish conductor (1807-1891), ES (b. 1807) |
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| géronimo frontera Spanish mathematician (1823-1892), ES (b. 1823) |
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| gonzalo garita y frontera Mexican engineer (b. 1867) |
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filippo frontera Italian astrophysicist (1941-), IT (b. 1941) |
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| fausto frontera (b. 1898) |
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angela frontera Brazilian percussionist, BR (b. 1965) |
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| jaume oliver i frontera Spanish boxer (1927-1998), ES (b. 1927) |
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| jaume ribera i frontera association football player, ES (b. 1932) |
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| jaime frontera Olympic basketball player, US (b. 1940) |
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| guillem frontera Spanish journalist and writer, ES (b. 1945) |
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| françois frontera French politician, FR (b. 1947) |
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| claudio frontera Italian politician, IT (b. 1952) |
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| francesc canals frontera ES (b. 1943) |
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| walter r frontera researcher (ORCID 0000-0001-8471-2248) (b. 1955) |
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| josé frontera tennis player (b. 1971) |
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