Cognomen 基尔 (Kier 
, Kiehl , Keare 
) , across the world, is quite a common surname. The family name 基尔 is habitual in Denmark, where it is quite a rare surname, Germany, and Austria. Not in comparison with a country's population, the name is most common in the United States, Germany, and France. Much less frequently, 基尔 is the forename as well as the last name.