Last name Oyarzábal (Oyarzábal 
) , across the world, is a very rare family name. The surname Oyarzábal is habitual in Uruguay, where it is quite a rare surname, Spain, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Uruguay, Spain, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Oyarzábal | Argentina, Spain, Chile, Mexico, Uruguay |
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isabel oyarzábal journalist, writer, diplomat, editor, ES (b. 1878) |
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| josé joaquín arín oyarzábal Spanish priest, ES (b. 1875) |
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| juan de oyarzábal MX (b. 1913) |
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| guillermo andrés oyarzábal Argentinian historian, AR (b. 1958) |
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| josé antonio oyarzábal AR |
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Ma, Martín, Marzela, Aníbal, Abigail, Cármen, Beatriz, Valeria, Ignacio, Ângela, Mauricio, Carolina, Peyronel, Gabriela, Jéssica, Nicolás, Alejandra, Jonnathan, Nelson, Jesús, Jonás, Javier, Ana, Mara, Juan, Maria, Mario, Mikel, Paula, Diego, Elizabeth, José, Iván, María, Miguel, Andres, Carlos, Carmen, Rubén, Régis, João, and Francisco