The Mitanni appear to have been a people of Indo-European origin,
more specifically Indo-Iranian. They seem to have venerated Vedic Deities
and their nobility used Indo-Aryan names, and worshipped Indo-Aryan Gods.
... out of which 22.2% have children under the age of 18 living with them, 55.9% are married couples living together, 8.2% have a female householder with no husband ...