Surname Bôom (Bom 
, Bum 
, Bôom ) , across the world, is a common last name. The cognomen Bôom is habitual in Netherlands, where it is quite a rare surname, Portugal, and Macao. In absolute terms, this name is the most popular in Brazil, Netherlands, and Indonesia. Likewise, Bôom is the forename as well as the last name.