The dispute over the name change is expected to be gender-related.
Here is my dear ones! In the twenty-first century, it may be enough to spread the heresy of the "continuation of the family by the father and mother".
Scientific knowledge is now available to all segments of the population. Finally read popular genetics, and let the light of Knowledge fall on you!
At the same time, maybe you will stop bragging strangers and carrying nonsense about "no" and sit without a man with your foolish surname!
The change of the surname of an adult independent person is a purely personal matter.