Surname Буллен (Bullen 
, Буллен) , all over the world, is quite a common cognomen. The cognomen Буллен is habitual in Grenada, where it is quite a common surname, Barbados, and Australia, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in the United Kingdom, the United States, and Australia. Much less frequently, Буллен is the forename as well as the last name.