Cognomen 索尔多 (Sordo 
, Soldo 
, 索尔多 
) , throughout the world, is a common family name. The surname 索尔多 is habitual in Southern Europe, particularly Bosnia and Herzegovina, where it is quite a common surname, Croatia, and Serbia, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Bosnia and Herzegovina, Italy, and Mexico. Much less frequently, 索尔多 is the forename as well as the last name.