Last name มูเซอร์ (Muzer 
, Mooser 
, มูเซอร์ 
) , worldwide, is quite a rare family name. The family name มูเซอร์ is habitual in Western Europe, particularly Switzerland, where it is quite a rare surname, Germany, where it is a rare surname, and Austria. In absolute terms, it is the most numerous in Switzerland, Germany, and the United States. Much less frequently, มูเซอร์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muzer | Germany, Brazil, United States, Indonesia, Ethiopia |
| Mooser | Austria, Germany, Brazil, United States, Switzerland |
| มูเซอร์ | Thailand |