Family name جوستو (Justo 
, جوستو 
) , around the world, is a widespread cognomen. The surname جوستو is characteristic of Nicaragua, where it is a common surname, Spain, where it is quite a common surname, and Honduras (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Mexico, Spain, and Brazil. Likewise, جوستو is the forename as well as the last name.