Surname Gañán (Ganeo 
, Gañán 
, Ganhão 
) , all over the world, is quite a rare cognomen. The family name Gañán is characteristic of Portugal, where it is quite a rare surname, Italy, where it is a rare surname, and the Dominican Republic. Not in comparison with a country's population, this name is the most popular in Portugal, Italy, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Ganeo | South Africa, Italy, Canada, France, Brazil |
| Gañán | Spain, Dominican Republic, Colombia, Argentina, France |
| Ganhão | Portugal, Brazil, South Africa |
| Gaignant | France |
| piedad gañán researcher (ORCID 0000-0003-2596-2591) |
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| melisa gañán researcher (ORCID 0000-0001-6411-9295) |
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| israel nieto gañán researcher |
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| gañán y researcher |
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| israel gañán Spanish entomologist |
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Ana, Andres, Carlos, Raquel, Román, Rebeca, Daniel, Javier, Jesús, Emilio, Helena, Isabel, Ismael, Israel, Mariana, Alfonso, Andrés, Antonio, Bibiana, Roberto, Ricardo, Gabriel, Andrea, Sergio, Silvia, Sandra, Alex, Alba, Paco, Gema, Jose, Juan, Iker, Mario, Marta, Borja, Genesis, Pablo, Laura, José, Elena, Marisa, Marcos, María, Manuel, Montse, Melina, Miguel, Pedro, and Natalia