Surname Fonteño (Fonteño 
) , in all the world, is a very rare cognomen. The cognomen Fonteño is habitual in Latin America and the Caribbean, particularly Argentina, where it is a rare surname, and Chile.
Eva, Johana, Tomasa, Marcela, Alberto, Antonio, Cecilia, Gladys, Roberto, Eugenia, Bernardo, Gabriela, Fernando, Magdalena, Argentina, Leticia, Román, Carmen, Carlos, Elsa, Hugo, Olga, Angel, Belen, Paula, Luisa, Julio, Juana, Norma, Noemi, Miguel, Sandra, Sergio, Andrea, Francisco, and Miguel Rodolfo