Boy name help!!!

Hi guys! First off I don't know what I'm having and won't know till August 11th (my birthday!) Although I'm thinking it's a boy. I'm due December 20th when I went in for my abnormalities scan at 12 weeks the ultrasound tech "guessed" it was a boy. Honestly it scares me to think of having a little boy because honestly I know nothing about raising boys. I'm a girl mama. I have two little girls running around in tutus with big bows in their hair. haha! Anyways...moving on to my question! Haha! The only boy name I like is Kingston but I'm afraid it will just clash with "his" siblings. see my youngest name is Ireland and my oldest is Rosalie. Is it weird to have two place names and one that isnt! All answers greatly appreciated!