There have been three top girl names that start with “B” in the last 100 years: Brittany, Barbara and Betty. “If you look at the stats, 'B' has never been a terribly common letter.
Note, if you're new to breaking: In breaking, you will often see athletes referred to by both their full name and their "B-Boy" or "B-Girl" names (ex. B-Boy Phil Wizard, B-Girl Logistx). On first ...