Family name אוסבלדו (Osualdo 
, אוסבלדו 
) , around the world, is a very rare last name. The last name אוסבלדו is habitual in Mexico, where it is a very rare surname, Nicaragua, and France, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Mexico, Brazil, and France. More prevalently, אוסבלדו is the forename as well as the last name.