Is there a procedure to make my bottom lip smaller and rounder? (photo)

Based on these photos, you seem like a candidate for partial upper lip reduction to achieve more symmetry. Your smile does not show teeth and for that reason you should also consider lip lift. In person consultation with a board certified plastic surgeon with experience in this type of surgery...

This appearance of the upper lip is a genetic trace. Some people have just a small cleft, some people don't have it all, and some people like you have a deeper cleft. In my opinion, after looking at the pictures, dermal fillers are not enough to eliminate that, therefore indeed, surgery would...

It appears that you show more of upper lip mucosa when smiling, than desired. Small reduction, in local anesthesia, with scar placed inside of mouth, is recommended. Good luck.