Over time, the surname Ngrhaa has undergone some changes in its spelling or pronunciation.
Not all surnames similar to the surname Ngrhaa are related to it. Sometimes it is possible to find surnames similar to Ngrhaa that have a different origin and meaning.
Discerning whether the surname Ngrhaa or any of the surnames similar to Ngrhaa came first is not always easy. There are many reasons that could have led to the surname Ngrhaa being written or pronounced differently, giving rise to a new, different surname Ngrhaa with a common root.