Sandbhor is the last name of a group of people originating from Rajgurunagar (previously Khed) of Pune District, Maharashtra, India. Their original surname was Chavan (Chauhan) and it is believed they migrated to Rajgurunagar from North India during the late 16th to early 17th century.
Chavans were sardars they come from sikarh in Rajasthan .Sandbhors come under forward (open) caste.
References
Sandbhor Wikipedia(Text) CC BY-SA