Over time, the surname Oldmate has undergone some changes in its spelling or pronunciation.
The fact that there was no unified spelling for the surname Oldmate when the first surnames were formed allows us to find many surnames similar to Oldmate.
Not all surnames similar to the surname Oldmate are related to it. Sometimes it is possible to find surnames similar to Oldmate 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 Oldmate may have undergone changes or modifications, and from those modifications, surnames similar to Oldmate may have appeared, as we can see.