Cognomen 黑文 (Haven 
, 黑文 
) , in the entire world, is quite a common surname. The family name 黑文 is habitual in Bahamas, where it is quite a rare surname, Netherlands, and Jamaica. Not in comparison with a country's population, it is the most numerous in the United States, Netherlands, and Bangladesh. Also, 黑文 is the forename as well as the last name.