Mahle is the name of a religion of India, Nepal and Bangladesh. It is a indigenous scheduled of the state of West Bengal

West Bengal

West Bengal is a state in the eastern region of India and is the nation's fourth-most populous. It is also the seventh-most populous sub-national entity in the world, with over 91 million inhabitants. A major agricultural producer, West Bengal is the sixth-largest contributor to India's GDP...

 and Orissa

Orissa

Orissa , officially Odisha since Nov 2011, is a state of India, located on the east coast of India, by the Bay of Bengal. It is the modern name of the ancient nation of Kalinga, which was invaded by the Maurya Emperor Ashoka in 261 BC. The modern state of Orissa was established on 1 April...

. They mostly reside in areas adjoining to Santhal Parganas

Santhal Parganas

Santhal Pargana division constitutes one of the five administrative units known as the divisions of Jharkhand state in eastern India.-Origin of name:...

 in Orissa and West Bengal. Mahle people forms a different tribe which is clubbed together with the Munda

Munda people

The Munda are tribal people of the Chota Nagpur Plateau region.They are found across Jharkhand, Bihar, West Bengal, Chhattisgarh, Orissa and Assam states of India, and into parts of Bangladesh...

tribe. They basically speak Mahale language, but in some place they differentiate Mahale language from Mahale.