Re: as to the football question ...
Wel, since it's not actually a Native American name per se, I don't feel the same way about it as I would about a white kid named Cherokee or something. However, it is almost exclusively associated with THE Geronimo.
Besides that, anytime you yelled for him, people would look around to see if you were about to jump off a cliff or out of an airplane or something. lol
I think, therefore I judge.