Surname 泰根 (Tegan 
, Teigen 
, 泰根 
) , all around the world, is quite a common cognomen. The last name 泰根 is habitual in Norway, where it is quite a common surname, Japan, where it is quite a rare surname, and Denmark. Not in comparison with a country's population, it most frequently occurs in Japan, Norway, and the United States. Likewise, 泰根 is the forename as well as the last name.