Cognomen Barañao (Barañao 
) , around the world, is a rare last name. The surname Barañao is habitual in Argentina, where it is a rare surname, Chile, and Philippines, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Barañao | Argentina, Chile, Philippines |
| manuel barañao Argentine-born member of the Chilean War of Independence, AR (b. 1791) |
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lino barañao Argentine politician, AR (b. 1953) |
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joaquín barañao Chilean writer (born 1982), CL (b. 1982) |
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Ana, Tomas, Nahir, Inés, Oscar, María, Manuel, Matias, Maximo, Monica, Milton, Miguel, Silvia, Brayan, Karina, Ramiro, Gaston, Gladys, Teresa, Nelida, Hector, Victor, Justo, Julia, Jorge, Josie, Lia, Rosa, Lino, Luis, Jose, Juan, Hugo, Vale, Facu, Fran, Fabian, Irma, Maria, Marta, Mirta, Ariel, Belen, Paola, Regie, Diego, Laura, Lydia, Olga, and Mariano