Family name Casañas (Casañas 
) , in the world, is quite a rare last name. The cognomen Casañas is habitual in Paraguay, where it is quite a rare surname, Uruguay, and Spain. In absolute terms, the name is most common in Spain, Mexico, and Argentina. Very seldom, Casañas is the forename as well as the last name.
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| Casañas | Paraguay, Argentina, Spain, Venezuela, Mexico |
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salvador casañas y pagés Spanish author, ES (b. 1834) |
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juan casañas Argentinian politician, AR (b. 1963) |
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gloria v. casañas writer of historical fiction and romance novels, AR (b. 1964) |
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| josep maria sabater casañas ES (b. 1910) |
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frank casañas athletics competitor, CU (b. 1978) |
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| luis miranda casañas Puerto Rican businessman (b. 1937) |
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| alejandro casañas athletics competitor, CU (b. 1954) |
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| cèsar puig i casañas Spanish politician, ES (b. 1956) |
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| xavier andreu casañas Spanish journalist, ES (b. 1959) |
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| robert casañas (b. 1949) |
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| rocio casañas researcher ORCID ID = 0000-0003-2783-8818 |
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| elisabeth casañas researcher (ORCID 0000-0002-7795-3948) |
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| andrés casañas association football player, CO (b. 1980) |
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| juan manuel garcía casañas Spanish politician, ES |
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| francisco garcía-talavera casañas |
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Ma, Raul, Rosa, Rosy, Rene, Ryan, Dani, Dany, Dahi, Dora, Kyle, Gara, Gigi, Lara, Lari, Lina, Lisa, Luis, Jose, John, Joni, Gaby, Aura, Aida, Abel, Mª, Ale, Ali, Ana, Pau, Pep, Rey, Luz, Eva, Ian, Mari, Marc, Mary, Mago, Mike, Sara, Saul, Smpc, Alex, Aldo, Anna, Joan, and Joel