It was you who claimed that "our name is integrally linked to our identity".
I then pointed out that your claim is gainsaid by yourself - who have used at least three names here, without ever diminishing or losing your own identity.
Case in point.
So 'identity' is not a matter of names, whether these are given names or assumed names.
MLK was who he was, irrespective of his name(s). A great leader and champion for Civil Rights. We need more people like him now.
Yes, your family and children have every right to be protected from the 'nuts on the internet', as you express it. And I wish I had the power to help them with that.