Another MIL rant!!!

I have picked 5 baby names so far and changed them because my mil kept saying awful things about them, this time I decided I don't care, I'm naming my son corbin, she says how ugly it is, then says she doesn't care what I name him she is going to call him Matthew because that's the name she wants him to have. I just can't stand someone to be so rude and disrespectful, everyone in the family says just ignore her but wow, I shouldn't have to because it's my son. All my other sister in law's don't like her either.