Cognomen Лоэр (Lauer 
, Лоэр) , worldwide, is a common last name. The family name Лоэр is habitual in Western Europe, particularly Luxembourg, where it is quite a common surname, Germany, and Austria, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Germany, the United States, and France. Very seldom, Лоэр is the forename as well as the last name.