Surname เกิน (Koen 
, Surto 
, Surpa 
) , all around the world, is a common family name. The cognomen เกิน is habitual in Namibia, where it is quite a common surname, South Africa, and Suriname, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in South Africa, Indonesia, and the United States. More prevalently, เกิน is the forename as well as the last name.