I know what you mean about knowing only three other Whall's. Don't you get tired of having to spell your name?
Meanwhile, my branch left England about the time of the American Revolution, but I never really knew where they might have come from before getting to London.
I just happened upon this site, but it is so cool to know how many of us there are, and that we are probably all pretty closely connected. As for my own last name--Adams--I won't think of going there! Like being named Jones or Roberts in Wales.