Cognomen ברולין (Brolin 
, ברולין 
) , in the entire world, is quite a rare last name. The last name ברולין is characteristic of Sweden, where it is quite a common surname, Eswatini, where it is quite a rare surname, and Denmark, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Sweden, the United States, and Indonesia. Very seldom, ברולין is the forename as well as the last name.