>
Surname Bult (Bulta
, Bult
, Булт
) , around the globe, is quite a rare family name. The cognomen Bult is habitual in Netherlands, where it is quite a rare surname, Switzerland, and Australia, where it is a rare surname. In absolute terms, it is commonest in Netherlands, the United States, and Switzerland. Much less frequently, Bult is the forename as well as the last name.