Family name Aguirregabiria (Aguirregabiria 
) , all around the world, is a rare surname. The cognomen Aguirregabiria is habitual in Argentina, where it is a rare surname, Spain, and Portugal, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Argentina, Spain, and France. Very seldom, Aguirregabiria is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aguirregabiria | Portugal, France, Argentina, Spain, United Kingdom |
| victor aguirregabiria Professor (University of Toronto) (b. 1965) |
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| josé araquistáin aguirregabiria Spanish footballer, ES |
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| juan maría aguirregabiria Ph. D. Universidad del País Vasco 1981 |
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