In all the world, Calviño (Calviño 
) is an extremely rare unknown gender first name. More prevalently, Calviño is the last name as well as the forename.
Ma, Ruth, Dora, Gaby, Lala, Lola, Luci, Luis, Jose, Joel, Juan, Nora, Nely, Elsa, Elba, Euge, Hugo, Facu, Fran, Fede, Fini, Ines, Rita, Iria, Rosa, Pili, Mª, Sol, Ana, Luz, Emi, Eva, Mary, Manu, Mora, Mili, Micu, Sara, Alex, Alba, Aldo, Aida, Aylu, Azul, Cela, Ciro, Pere, Raul, and Ivan