The fact that there was no unified spelling for the surname Plusdeux when the first surnames were formed allows us to find many surnames similar to Plusdeux.
Not all surnames similar to the surname Plusdeux are related to it. Sometimes it is possible to find surnames similar to Plusdeux 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 Plusdeux may have undergone changes or modifications, and from those modifications, surnames similar to Plusdeux may have appeared, as we can see.
Discerning whether the surname Plusdeux or any of the surnames similar to Plusdeux came first is not always easy. There are many reasons that could have led to the surname Plusdeux being written or pronounced differently, giving rise to a new, different surname Plusdeux with a common root.