Globally, Müller-Haidmann (Müller-Haidmann 
) is an extremely rare unknown gender first name. Predominantly, Müller-Haidmann is the last name as well as the forename. Parts of the name also exists independently as a last name Müller, and a last name Haidmann.
| VARIANT | COUNTRY |
|---|---|
| Müller-Haidmann | Germany |