Family name Calsin (Calsin 
) , throughout the world, is quite a rare last name. The family name Calsin is habitual in Peru, where it is quite a common surname, Italy, where it is a very rare surname, and France, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Peru, the United States, and Italy. Very seldom, Calsin is the forename as well as the last name.
Ana, Gary, Leon, Lino, Lucy, Luis, Jose, John, Jean, Juan, Dora, Jhon, Nely, Elsa, Elva, Eloy, Hugo, Viky, Flor, Ines, Irma, Nino, Dina, Ryan, Ruth, Ruz, Luz, Edy, Mari, Mary, Mery, Mily, Mike, Sara, Saul, Alex, Andy, Abad, Abel, Bilo, Pepe, Raul, Rosa, Rony, Rene, Rita, Ivan, and Olga