Across the world, Мюлер (Muller 
, Müller , Mueller ) is quite a common largely masculine, but infrequently female first name. The given name Мюлер is habitual in Luxembourg, where it is quite a rare gender-neutral name, Botswana, where it is quite a rare masculine name, and the Democratic Republic of the Congo, where it is quite a rare principally masculine, but very seldom girly name. Measured by absolute frequency, it most frequently occurs in the Democratic Republic of the Congo, Brazil, and Indonesia. Predominantly, Мюлер is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Müller, Mueller, Muller | Germany, Switzerland, Brazil, United States, France |
| Мюлер | Kazakhstan, Ukraine, Bulgaria |
Brandmiller, Brandmueller, Brandmüller, Meunier, Miler, Milerová, Miller, Miuler, Mlynar, Mlynár, Mlynář, Moeller, Moledor, Moleiro, Molinero, Moller, Mollers, Molnár, Muellers, Myller, Myuler, Möller, Möllers, Mûler, Müllers, Маллер, Милер, Миллер, Моллер, Мольнар, Мулер, Мюллер, Мілер, Міллер, מולר, מילר, مولر, ميلر, মুলার, ミュラー, ミラー, and 米勒
Мюлер is also a name for the fictitious and mythical characters: Müller senior aus Hamburg , the operatic character in the opera Die Rose von Stambul, The Rose of Stamboul.