Family name Ibarreche (Ibarreche 
) , throughout the world, is a rare surname. The family name Ibarreche is characteristic of Panama, where it is a rare surname, Spain, and Argentina. Not in comparison with a country's population, it is the most numerous in Mexico, Spain, and Argentina. Very seldom, Ibarreche is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ibarreche | Panama, Argentina, Spain, Mexico, Indonesia |
| ignacio de ibarreche ES (b. 1708) |
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| gregorio ibarreche ES (b. 1864) |
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| cecilio ibarreche Spanish association football player (1892-1961), ES (b. 1892) |
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| josé ramón ibarreche Spanish association football player (1933-2011), ES (b. 1933) |
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| josé ibarreche researcher |
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| víctor legorburu ibarreche ETA terrorism victim, ES |
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Mr, Amber, Asier, Aitor, Celia, Borja, Pablo, Pedro, Pilar, Deyra, Diego, Laura, Lucia, Jesus, Jenny, Julia, Julio, Nidia, Nelly, Nerea, Elena, Vicky, Amaya, Angel, Sofia, Mirta, Ms, Mã, Mª, Ana, Pat, Jon, Tom, Maca, Majo, Alan, Inaki, Luis, John, Joao, Juan, Nere, Ines, Maria, Marã, Maite, Maitu, Miren, Jose, and Ivani