It is common to find surnames similar to Anavarathan. This is because many times the surname Anavarathan has undergone mutations.
Not all surnames similar to the surname Anavarathan are related to it. Sometimes it is possible to find surnames similar to Anavarathan that have a different origin and meaning.
Errors in writing, voluntary changes by the bearers, modifications for language reasons... There are many reasons why the surname Anavarathan may have undergone changes or modifications, and from those modifications, surnames similar to Anavarathan may have appeared, as we can see.
Discerning whether the surname Anavarathan or any of the surnames similar to Anavarathan came first is not always easy. There are many reasons that could have led to the surname Anavarathan being written or pronounced differently, giving rise to a new, different surname Anavarathan with a common root.