It is common to find surnames similar to Addri. This is because many times the surname Addri has undergone mutations.
The fact that there was no unified spelling for the surname Addri when the first surnames were formed allows us to find many surnames similar to Addri.
Not all surnames similar to the surname Addri are related to it. Sometimes it is possible to find surnames similar to Addri that have a different origin and meaning.
Discerning whether the surname Addri or any of the surnames similar to Addri came first is not always easy. There are many reasons that could have led to the surname Addri being written or pronounced differently, giving rise to a new, different surname Addri with a common root.