Family name Retolaza (Retolaza 
) , globally, is a rare last name. The cognomen Retolaza is habitual in Latin America and the Caribbean, particularly Guatemala, where it is quite a rare surname, Argentina, where it is a rare surname, and Mexico. Much less frequently, Retolaza is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Retolaza | Argentina, Spain, United Kingdom, Mexico, Guatemala |
| luis maría retolaza Spanish politician (1924-2007), ES (b. 1924) |
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| roberto retolaza Mexican rower, MX (b. 1930) |
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| armando melgar retolaza Guatemalan footballer, GT (b. 1944) |
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Mr, Marco, Mirta, Minor, Mikel, Ander, Amaia, Aitor, Cesar, Pablo, Pedro, Debra, Diana, Diego, Gorka, Laura, Lucia, Jaime, Jorge, Elida, Elena, Ester, Marta, Mario, Maria, Otto, Ana, Ane, Lia, Jon, Eva, Ion, Mila, Sara, Alma, Aida, Irune, Axel, Rosa, Luis, Jose, Jone, Juan, Hugo, Ines, Irma, Ilda, Olga, Kepa, and Olatz