Surname Мушлер (Muschler 
, Мушлер 
) , all over the world, is a rare last name. The cognomen Мушлер is habitual in Germany, where it is a rare surname, Ukraine, where it is a very rare surname, and the United States. Much less frequently, Мушлер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muschler | France, Germany, United States, Canada |
| Мушлер | Russia, Kazakhstan, Ukraine |