A last name... Simple as that. Can be a female or male with this last name. Doesn't have to be hispanic to have the last name. Doesn't have a weird mustache to have the last name either. Just a last name thats all.
Albert: So britney, do you know spanish?
Britney sanchez: No why?
Albert: Well your last name is sanchez...
Britney: Yeah doesn't mean i know spanish though, your last name is buttrick, does that have any thing to do with your butt?