Cognomen Busc (Busk 
, Busco 
, Busc 
) , globally, is quite a rare last name. The family name Busc is habitual in Northern Europe, particularly Denmark, where it is quite a common surname, Norway, where it is quite a rare surname, and Sweden. Not in comparison with a country's population, the name is most common in Denmark, Italy, and the United States. Very seldom, Busc is the forename as well as the last name.