Last name Caiña (Caiña 
) , around the globe, is a rare family name. The surname Caiña is characteristic of Latin America and the Caribbean, particularly Panama, where it is a rare surname, Argentina, and Peru. In absolute terms, it is the most numerous in Argentina, Peru, and Spain. Much less frequently, Caiña is the forename as well as the last name.
Ana, Ailin, Bruna, Karen, Pablo, Ralph, Ruben, Delia, Danny, Diego, Grace, Laura, James, Jaime, Jorge, Jeric, Nancy, Norma, Norie, Noemi, Elisa, Elita, Ailen, Aguus, Ariel, Angel, Roy, Mary, Mark, Sara, Alec, Amie, Rosa, Rhea, Lino, Luis, Eddie, Jose, Elsa, Ivan, Olga, Yeng, Maria, Mario, Mauro, Mabel, Melly, Mirna, Juan, and Erwin