I really don't want to change our daughter's name but many fiancee is pretty much set on changing…

I really don't want to change our daughter's name but many fiancee is pretty much set on changing it. And so far the only names I've liked are Vanellope and Zavrayna. But the name we already picked is Saphira Rozalie. But he wants to change it because we already have a daughter with the initials SRM