Cognomen Бюхлер (Buechler 
, Büchler 
, Бюхлер 
) , globally, is quite a common last name. The last name Бюхлер is habitual in Western Europe, particularly Germany, where it is quite a rare surname, Luxembourg, and Austria. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Austria.