History:
Pasupureddy: This surnames spread probably shows how people with this surname moved around historically. Likely, people with this surname moved within India because of things like better job chances or changes in farming. Families settled in new places and kept passing down this surname.
Description:
Pasupureddy is a surname mainly used by people in the Reddy community. The Reddy community is big and has many different subgroups.
This surname, Pasupureddy, can be shortened to Reddy, a common name on its own. It could also be slightly changed to Pasupuredi. Or, you might see it as Pasupureddys, often used for businesses. These are just a few possibilities.
