Last name אלונזו (Alonzo 
, אלונזו 
) , all over the world, is a widespread surname. The surname אלונזו is habitual in Latin America and the Caribbean, particularly Guatemala, where it is a common surname, Honduras, where it is quite a common surname, and Uruguay (explore the name in all countries). In absolute terms, the name is most common in Guatemala, Philippines, and Mexico. Very seldom, אלונזו is the forename as well as the last name.