History:

AATRAM: This surnames spread was a mix of people choosing to move and being forced to move. People might have sought better jobs or fled bad situations, traveling far and starting new AATRAM branches in different places. Wars or political messes could also have scattered families bearing this surname.

Description:

We could try shortening it to ATRAM, or adding a letter – AATRAMM is a possibility, as adding letters is a common thing with surnames. Changing the spelling might depend on where this surname came from originally, but without knowing that, its just guesswork.