Cognomen Unquen (Unquen 
) , worldwide, is a rare family name. The last name Unquen is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a rare surname, and Argentina, where it is a rare surname.
Ana, Rafael, Daniel, Javier, Nelson, Hector, Victor, Fabian, Oritia, Walter, Segundo, Adriana, Claudia, Barbara, Beatriz, Lourdes, Natalia, Edgardo, Helmuth, Mauricio, Carolina, Bernarda, Blanca, Cintia, Andrea, Samuel, Ciro, Kela, Rosa, Luis, Jose, Juan, Omar, Maria, Marta, Cesar, Patricia, Karen, Doris, Laura, Jaime, Jorge, Norma, Hardy, Oscar, Manuel, Monica, Miguel, David, and Pascuala