Cognomen プラス (Prass 
, Plas , Plath 
) , around the world, is a common last name. The family name プラス is habitual in Western Europe, particularly Netherlands, where it is quite a common surname, Belgium, and Germany, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Netherlands, Germany, and Indonesia. Much less frequently, プラス is the forename as well as the last name.