Where is mandirian spoken in?

There is no language called "Mandirian". It's possible you're thinking of a different language, perhaps one with a similar-sounding name.

To help me understand what you're looking for, could you please provide more context? For example:

* Did you hear this language name somewhere? Could you share the source?

* What region or country are you interested in?

* Do you have any other clues about the language, like its sound or any words you know?

With more information, I can help you find the language you're looking for!