Question: who are rohilla by caste?
Answer: Rohillas are a community of Pashtun ancestry, historically found in Rohilkhand, a region in the state of Uttar Pradesh, India. ... 
The Rohillas are found all over Uttar Pradesh, but are more concentrated in the Rohilkhand regions of Bareilly and Moradabad divisions. ... 
The term Rohilla first became common in the 17th century.