Family name Bolto (Bolt 
, Bolto 
) , in the entire world, is a common surname. The cognomen Bolto is characteristic of Western Europe, particularly Liechtenstein, where it is quite a common surname, Netherlands, and Switzerland. Measured by absolute frequency, this name is the most popular in the United States, the United Kingdom, and Netherlands. Much less frequently, Bolto is the forename as well as the last name.